;;; ;;; JavaScript 2.0 parser ;;; ;;; Waldemar Horwat (waldemar@acm.org) ;;; (declaim (optimize (debug 3))) (progn (defparameter *jw* (generate-world "J" '((grammar code-grammar :lalr-1 :program) (%section "Expressions") (grammar-argument :beta allow-in no-in) (%subsection "Identifiers") (production :identifier ($identifier) identifier-identifier) (production :identifier (box) identifier-box) (production :identifier (constructor) identifier-constructor) (production :identifier (field) identifier-field) (production :identifier (get) identifier-get) (production :identifier (language) identifier-language) (production :identifier (local) identifier-local) (production :identifier (method) identifier-method) (production :identifier (set) identifier-set) (production :identifier (override) identifier-override) (production :identifier (version) identifier-version) (production :qualified-identifier (:identifier) qualified-identifier-identifier) (production :qualified-identifier (:qualified-identifier \:\: :identifier) qualified-identifier-multi-level) (production :qualified-identifier (:parenthesized-expression \:\: :identifier) qualified-identifier-parenthesized-expression) (%subsection "Primary Expressions") (production :primary-expression (null) primary-expression-null) (production :primary-expression (true) primary-expression-true) (production :primary-expression (false) primary-expression-false) (production :primary-expression ($number) primary-expression-number) (production :primary-expression ($number :~ $string) primary-expression-number-with-unit) (production :primary-expression ($string) primary-expression-string) (production :primary-expression (this) primary-expression-this) (production :primary-expression (super) primary-expression-super) (production :primary-expression (:qualified-identifier) primary-expression-qualified-identifier) (production :primary-expression (? :identifier) primary-expression-scope-identifier) (production :primary-expression ($regular-expression) primary-expression-regular-expression) (production :primary-expression (:parenthesized-expression) primary-expression-parenthesized-expression) (production :primary-expression (:parenthesized-expression :~ $string) primary-expression-parenthesized-expression-with-unit) (production :primary-expression (:array-literal) primary-expression-array-literal) (production :primary-expression (:object-literal) primary-expression-object-literal) (production :primary-expression (:function-expression) primary-expression-function-expression) (production :parenthesized-expression (\( (:expression allow-in) \)) parenthesized-expression-expression) (%subsection "Function Expressions") (production :function-expression (:anonymous-function) function-expression-anonymous-function) (production :function-expression (:named-function) function-expression-named-function) (%subsection "Object Literals") (production :object-literal (\{ \}) object-literal-empty) (production :object-literal (\{ :field-list \}) object-literal-list) (production :field-list (:literal-field) field-list-one) (production :field-list (:field-list \, :literal-field) field-list-more) (production :literal-field (:field-name \: (:assignment-expression allow-in)) literal-field-assignment-expression) (production :field-name (:qualified-identifier) field-name-qualified-identifier) (production :field-name ($string) field-name-string) (production :field-name ($number) field-name-number) (%subsection "Array Literals") (production :array-literal ([ :element-list ]) array-literal-list) (production :element-list (:literal-element) element-list-one) (production :element-list (:element-list \, :literal-element) element-list-more) (production :literal-element () literal-element-none) (production :literal-element ((:assignment-expression allow-in)) literal-element-assignment-expression) (%subsection "Postfix Unary Operators") (production :postfix-expression (:full-postfix-expression) postfix-expression-full-postfix-expression) (production :postfix-expression (:short-new-expression) postfix-expression-short-new-expression) (production :full-postfix-expression (:primary-expression) full-postfix-expression-primary-expression) (production :full-postfix-expression (:full-new-expression) full-postfix-expression-full-new-expression) (production :full-postfix-expression (:full-postfix-expression :member-operator) full-postfix-expression-member-operator) (production :full-postfix-expression (:full-postfix-expression :arguments) full-postfix-expression-call) (production :full-postfix-expression (:postfix-expression :~ ++) full-postfix-expression-increment) (production :full-postfix-expression (:postfix-expression :~ --) full-postfix-expression-decrement) (production :full-new-expression (new :full-new-subexpression :arguments) full-new-expression-new) (production :short-new-expression (new :short-new-subexpression) short-new-expression-new) (production :full-new-subexpression (:primary-expression) full-new-subexpression-primary-expression) (production :full-new-subexpression (:full-new-subexpression :member-operator) full-new-subexpression-member-operator) (production :full-new-subexpression (:full-new-expression) full-new-subexpression-full-new-expression) (production :short-new-subexpression (:full-new-subexpression) short-new-subexpression-new-full) (production :short-new-subexpression (:short-new-expression) short-new-subexpression-new-short) (production :member-operator ([ :argument-list ]) member-operator-array) (production :member-operator (\. :qualified-identifier) member-operator-property) (production :member-operator (\. :parenthesized-expression) member-operator-indirect-property) (production :member-operator (@ :qualified-identifier) member-operator-coerce) (production :member-operator (@ :parenthesized-expression) member-operator-indirect-coerce) (production :arguments (\( :argument-list \)) arguments-argument-list) (production :argument-list () argument-list-none) (production :argument-list (:argument-list-prefix) argument-list-unnamed) (production :argument-list (:named-argument-list-prefix) argument-list-named) (production :argument-list-prefix ((:assignment-expression allow-in)) argument-list-prefix-one) (production :argument-list-prefix (:argument-list-prefix \, (:assignment-expression allow-in)) argument-list-prefix-more) (production :named-argument-list-prefix (:literal-field) named-argument-list-prefix-one) (production :named-argument-list-prefix (:argument-list-prefix \, :literal-field) named-argument-list-prefix-unnamed) (production :named-argument-list-prefix (:named-argument-list-prefix \, :literal-field) named-argument-list-prefix-more) (%subsection "Prefix Unary Operators") (production :unary-expression (:postfix-expression) unary-expression-postfix) (production :unary-expression (delete :postfix-expression) unary-expression-delete) (production :unary-expression (typeof :unary-expression) unary-expression-typeof) (production :unary-expression (eval :unary-expression) unary-expression-eval) (production :unary-expression (++ :postfix-expression) unary-expression-increment) (production :unary-expression (-- :postfix-expression) unary-expression-decrement) (production :unary-expression (+ :unary-expression) unary-expression-plus) (production :unary-expression (- :unary-expression) unary-expression-minus) (production :unary-expression (~ :unary-expression) unary-expression-bitwise-not) (production :unary-expression (! :unary-expression) unary-expression-logical-not) (%subsection "Multiplicative Operators") (production :multiplicative-expression (:unary-expression) multiplicative-expression-unary) (production :multiplicative-expression (:multiplicative-expression * :unary-expression) multiplicative-expression-multiply) (production :multiplicative-expression (:multiplicative-expression / :unary-expression) multiplicative-expression-divide) (production :multiplicative-expression (:multiplicative-expression % :unary-expression) multiplicative-expression-remainder) (%subsection "Additive Operators") (production :additive-expression (:multiplicative-expression) additive-expression-multiplicative) (production :additive-expression (:additive-expression + :multiplicative-expression) additive-expression-add) (production :additive-expression (:additive-expression - :multiplicative-expression) additive-expression-subtract) (%subsection "Bitwise Shift Operators") (production :shift-expression (:additive-expression) shift-expression-additive) (production :shift-expression (:shift-expression << :additive-expression) shift-expression-left) (production :shift-expression (:shift-expression >> :additive-expression) shift-expression-right-signed) (production :shift-expression (:shift-expression >>> :additive-expression) shift-expression-right-unsigned) (%subsection "Relational Operators") (production (:relational-expression :beta) (:shift-expression) relational-expression-shift) (production (:relational-expression :beta) ((:relational-expression :beta) < :shift-expression) relational-expression-less) (production (:relational-expression :beta) ((:relational-expression :beta) > :shift-expression) relational-expression-greater) (production (:relational-expression :beta) ((:relational-expression :beta) <= :shift-expression) relational-expression-less-or-equal) (production (:relational-expression :beta) ((:relational-expression :beta) >= :shift-expression) relational-expression-greater-or-equal) (production (:relational-expression :beta) ((:relational-expression :beta) instanceof :shift-expression) relational-expression-instanceof) (production (:relational-expression allow-in) ((:relational-expression allow-in) in :shift-expression) relational-expression-in) (%subsection "Equality Operators") (production (:equality-expression :beta) ((:relational-expression :beta)) equality-expression-relational) (production (:equality-expression :beta) ((:equality-expression :beta) == (:relational-expression :beta)) equality-expression-equal) (production (:equality-expression :beta) ((:equality-expression :beta) != (:relational-expression :beta)) equality-expression-not-equal) (production (:equality-expression :beta) ((:equality-expression :beta) === (:relational-expression :beta)) equality-expression-strict-equal) (production (:equality-expression :beta) ((:equality-expression :beta) !== (:relational-expression :beta)) equality-expression-strict-not-equal) (%subsection "Binary Bitwise Operators") (production (:bitwise-and-expression :beta) ((:equality-expression :beta)) bitwise-and-expression-equality) (production (:bitwise-and-expression :beta) ((:bitwise-and-expression :beta) & (:equality-expression :beta)) bitwise-and-expression-and) (production (:bitwise-xor-expression :beta) ((:bitwise-and-expression :beta)) bitwise-xor-expression-bitwise-and) (production (:bitwise-xor-expression :beta) ((:bitwise-xor-expression :beta) ^ (:bitwise-and-expression :beta)) bitwise-xor-expression-xor) (production (:bitwise-xor-expression :beta) ((:bitwise-xor-expression :beta) ^ *) bitwise-xor-expression-null) (production (:bitwise-xor-expression :beta) ((:bitwise-xor-expression :beta) ^ ?) bitwise-xor-expression-undefined) (production (:bitwise-or-expression :beta) ((:bitwise-xor-expression :beta)) bitwise-or-expression-bitwise-xor) (production (:bitwise-or-expression :beta) ((:bitwise-or-expression :beta) \| (:bitwise-xor-expression :beta)) bitwise-or-expression-or) (production (:bitwise-or-expression :beta) ((:bitwise-or-expression :beta) \| *) bitwise-or-expression-null) (production (:bitwise-or-expression :beta) ((:bitwise-or-expression :beta) \| ?) bitwise-or-expression-undefined) (%subsection "Binary Logical Operators") (production (:logical-and-expression :beta) ((:bitwise-or-expression :beta)) logical-and-expression-bitwise-or) (production (:logical-and-expression :beta) ((:logical-and-expression :beta) && (:bitwise-or-expression :beta)) logical-and-expression-and) (production (:logical-xor-expression :beta) ((:logical-and-expression :beta)) logical-xor-expression-logical-and) (production (:logical-xor-expression :beta) ((:logical-xor-expression :beta) ^^ (:logical-and-expression :beta)) logical-xor-expression-xor) (production (:logical-or-expression :beta) ((:logical-xor-expression :beta)) logical-or-expression-logical-xor) (production (:logical-or-expression :beta) ((:logical-or-expression :beta) \|\| (:logical-xor-expression :beta)) logical-or-expression-or) (%subsection "Conditional Operator") (production (:conditional-expression :beta) ((:logical-or-expression :beta)) conditional-expression-logical-or) (production (:conditional-expression :beta) ((:logical-or-expression :beta) ? (:assignment-expression :beta) \: (:assignment-expression :beta)) conditional-expression-conditional) (production (:non-assignment-expression :beta) ((:logical-or-expression :beta)) non-assignment-expression-logical-or) (production (:non-assignment-expression :beta) ((:logical-or-expression :beta) ? (:non-assignment-expression :beta) \: (:non-assignment-expression :beta)) non-assignment-expression-conditional) (%subsection "Assignment Operators") (production (:assignment-expression :beta) ((:conditional-expression :beta)) assignment-expression-conditional) (production (:assignment-expression :beta) (:postfix-expression = (:assignment-expression :beta)) assignment-expression-assignment) (production (:assignment-expression :beta) (:postfix-expression :compound-assignment (:assignment-expression :beta)) assignment-expression-compound) (production :compound-assignment (*=) compound-assignment-multiply) (production :compound-assignment (/=) compound-assignment-divide) (production :compound-assignment (%=) compound-assignment-remainder) (production :compound-assignment (+=) compound-assignment-add) (production :compound-assignment (-=) compound-assignment-subtract) (production :compound-assignment (<<=) compound-assignment-shift-left) (production :compound-assignment (>>=) compound-assignment-shift-right) (production :compound-assignment (>>>=) compound-assignment-shift-right-unsigned) (production :compound-assignment (&=) compound-assignment-bitwise-and) (production :compound-assignment (^=) compound-assignment-bitwise-xor) (production :compound-assignment (\|=) compound-assignment-bitwise-or) (production :compound-assignment (&&=) compound-assignment-logical-and) (production :compound-assignment (^^=) compound-assignment-logical-xor) (production :compound-assignment (\|\|=) compound-assignment-logical-or) (%subsection "Expressions") (production (:expression :beta) ((:assignment-expression :beta)) expression-assignment) (production (:expression :beta) ((:expression :beta) \, (:assignment-expression :beta)) expression-comma) (production :optional-expression ((:expression allow-in)) optional-expression-expression) (production :optional-expression () optional-expression-empty) (%subsection "Type Expressions") (production (:type-expression :beta) ((:non-assignment-expression :beta)) type-expression-non-assignment-expression) (%section "Statements") (grammar-argument :omega abbrev ;optional semicolon when followed by a '}', 'else', or 'while' in a do-while abbrev-non-empty ;optional semicolon as long as statement isn't empty abbrev-no-short-if ;optional semicolon, but statement must not end with an if without an else full) ;semicolon required at the end (grammar-argument :omega_3 abbrev abbrev-non-empty full) (grammar-argument :omega_2 abbrev full) (production (:top-statement :omega_3) ((:statement :omega_3)) top-statement-statement) (production (:top-statement :omega_3) ((:language-declaration :omega_3)) top-statement-language-declaration) (production (:statement :omega) ((:annotated-definition :omega)) statement-annotated-definition) (production (:statement :omega) ((:empty-statement :omega)) statement-empty-statement) (production (:statement :omega) (:expression-statement (:semicolon :omega)) statement-expression-statement) (production (:statement :omega) (:annotated-block) statement-annotated-block) (production (:statement :omega) ((:labeled-statement :omega)) statement-labeled-statement) (production (:statement :omega) ((:if-statement :omega)) statement-if-statement) (production (:statement :omega) (:switch-statement) statement-switch-statement) (production (:statement :omega) (:do-statement (:semicolon :omega)) statement-do-statement) (production (:statement :omega) ((:while-statement :omega)) statement-while-statement) (production (:statement :omega) ((:for-statement :omega)) statement-for-statement) (production (:statement :omega) ((:with-statement :omega)) statement-with-statement) (production (:statement :omega) (:continue-statement (:semicolon :omega)) statement-continue-statement) (production (:statement :omega) (:break-statement (:semicolon :omega)) statement-break-statement) (production (:statement :omega) (:return-statement (:semicolon :omega)) statement-return-statement) (production (:statement :omega) (:throw-statement (:semicolon :omega)) statement-throw-statement) (production (:statement :omega) (:try-statement) statement-try-statement) #|(production (:statement :omega) ((:import-statement :omega)) statement-import-statement)|# (production (:semicolon :omega) (\;) semicolon-semicolon) (production (:semicolon :omega) ($virtual-semicolon) semicolon-virtual-semicolon) (production (:semicolon abbrev) () semicolon-abbrev) (production (:semicolon abbrev-non-empty) () semicolon-abbrev-non-empty) (production (:semicolon abbrev-no-short-if) () semicolon-abbrev-no-short-if) (%subsection "Empty Statement") (production (:empty-statement :omega) (\;) empty-statement-semicolon) (production (:empty-statement abbrev) () empty-statement-abbrev) (%subsection "Expression Statement") (production :expression-statement ((:- function {) (:expression allow-in)) expression-statement-expression) (%subsection "Block") (production :annotated-block (:block) annotated-block-block) (production :annotated-block (:visibility :~ :block) annotated-block-visibility-block) (production :block ({ :top-statements }) block-top-statements) (production :top-statements ((:top-statement abbrev)) top-statements-one) (production :top-statements (:top-statements-prefix (:top-statement abbrev-non-empty)) top-statements-more) (production :top-statements-prefix ((:top-statement full)) top-statements-prefix-one) (production :top-statements-prefix (:top-statements-prefix (:top-statement full)) top-statements-prefix-more) (%subsection "Labeled Statements") (production (:labeled-statement :omega) (:identifier \: (:statement :omega)) labeled-statement-label) (%subsection "If Statement") (production (:if-statement abbrev) (if :parenthesized-expression (:statement abbrev)) if-statement-if-then-abbrev) (production (:if-statement abbrev-non-empty) (if :parenthesized-expression (:statement abbrev-non-empty)) if-statement-if-then-abbrev-non-empty) (production (:if-statement full) (if :parenthesized-expression (:statement full)) if-statement-if-then-full) (production (:if-statement :omega) (if :parenthesized-expression (:statement abbrev-no-short-if) else (:statement :omega)) if-statement-if-then-else) (%subsection "Switch Statement") (production :switch-statement (switch :parenthesized-expression { }) switch-statement-empty) (production :switch-statement (switch :parenthesized-expression { :case-groups :last-case-group }) switch-statement-cases) (production :case-groups () case-groups-empty) (production :case-groups (:case-groups :case-group) case-groups-more) (production :case-group (:case-guards :case-statements-prefix) case-group-case-statements-prefix) (production :last-case-group (:case-guards :case-statements) last-case-group-case-statements) (production :case-guards (:case-guard) case-guards-one) (production :case-guards (:case-guards :case-guard) case-guards-more) (production :case-guard (case (:expression allow-in) \:) case-guard-case) (production :case-guard (default \:) case-guard-default) (production :case-statements ((:statement abbrev)) case-statements-one) (production :case-statements (:case-statements-prefix (:statement abbrev-non-empty)) case-statements-more) (production :case-statements-prefix ((:statement full)) case-statements-prefix-one) (production :case-statements-prefix (:case-statements-prefix (:statement full)) case-statements-prefix-more) (%subsection "Do-While Statement") (production :do-statement (do (:statement abbrev-non-empty) while :parenthesized-expression) do-statement-do-while) (%subsection "While Statement") (production (:while-statement :omega) (while :parenthesized-expression (:statement :omega)) while-statement-while) (%subsection "For Statements") (production (:for-statement :omega) (for \( :for-initializer \; :optional-expression \; :optional-expression \) (:statement :omega)) for-statement-c-style) (production (:for-statement :omega) (for \( :for-in-binding in (:expression allow-in) \) (:statement :omega)) for-statement-in) (production :for-initializer () for-initializer-empty) (production :for-initializer ((:expression no-in)) for-initializer-expression) (production :for-initializer (:variable-definition-kind (:variable-binding-list no-in)) for-initializer-variable-definition) (production :for-in-binding (:postfix-expression) for-in-binding-expression) (production :for-in-binding (:variable-definition-kind (:variable-binding no-in)) for-in-binding-variable-definition) (%subsection "With Statement") (production (:with-statement :omega) (with :parenthesized-expression (:statement :omega)) with-statement-with) (%subsection "Continue and Break Statements") (production :continue-statement (continue :~ :optional-label) continue-statement-optional-label) (production :break-statement (break :~ :optional-label) break-statement-optional-label) (production :optional-label () optional-label-default) (production :optional-label (:identifier) optional-label-identifier) (%subsection "Return Statement") (production :return-statement (return :~ :optional-expression) return-statement-optional-expression) (%subsection "Throw Statement") (production :throw-statement (throw :~ (:expression allow-in)) throw-statement-throw) (%subsection "Try Statement") (production :try-statement (try :annotated-block :catch-clauses) try-statement-catch-clauses) (production :try-statement (try :annotated-block :finally-clause) try-statement-finally-clause) (production :try-statement (try :annotated-block :catch-clauses :finally-clause) try-statement-catch-clauses-finally-clause) (production :catch-clauses (:catch-clause) catch-clauses-one) (production :catch-clauses (:catch-clauses :catch-clause) catch-clauses-more) (production :catch-clause (catch \( (:typed-identifier allow-in) \) :annotated-block) catch-clause-block) (production :finally-clause (finally :annotated-block) finally-clause-block) #| (%subsection "Import Statement") (production (:import-statement :omega) (import :import-list (:semicolon :omega)) import-statement-import) (production (:import-statement abbrev) (import :import-list :block) import-statement-import-then-abbrev) (production (:import-statement abbrev-non-empty) (import :import-list :block) import-statement-import-then-abbrev-non-empty) (production (:import-statement full) (import :import-list :block) import-statement-import-then-full) (production (:import-statement :omega) (import :import-list :block else (:statement :omega)) import-statement-import-then-else) (production :import-list (:import-item) import-list-one) (production :import-list (:import-list \, :import-item) import-list-more) (production :import-item (:import-source) import-item-import-source) (production :import-item (:identifier = :import-source) import-item-named-import-source) (production :import-item (protected :identifier = :import-source) import-item-protected-import-source) (production :import-source ((:non-assignment-expression no-in)) import-source-no-version) (production :import-source ((:non-assignment-expression no-in) \: $string) import-source-version) |# (%section "Definitions") (production (:annotated-definition :omega) (:visibility :~ (:definition :omega)) annotated-definition-visibility-and-definition) (production (:annotated-definition :omega) ((:definition :omega)) annotated-definition-definition) ;(production (:definition :omega) (:version-definition (:semicolon :omega)) definition-version-definition) (production (:definition :omega) (:variable-definition (:semicolon :omega)) definition-variable-definition) (production (:definition :omega) (:function-definition) definition-function-definition) (production (:definition :omega) ((:member-definition :omega)) definition-member-definition) (production (:definition :omega) (:class-definition) definition-class-definition) (%subsection "Visibility Specifications") (production :visibility (:parenthesized-expression) visibility-parenthesized-expression) (production :visibility (local) visibility-local) (production :visibility (box) visibility-box) (production :visibility (private) visibility-private) (production :visibility (package) visibility-package) (production :visibility (public) visibility-public) (production :visibility ($identifier) visibility-user-defined) #| (production :visibility (public :versions-and-renames) visibility-public) (production :versions-and-renames () versions-and-renames-none) (production :versions-and-renames (:versions-and-renames-prefix) versions-and-renames-some) (production :versions-and-renames-prefix (:version-range-and-alias) versions-and-renames-prefix-one) (production :versions-and-renames-prefix (:versions-and-renames-prefix \, :version-range-and-alias) versions-and-renames-prefix-more) (production :version-range-and-alias (:version-range) version-range-and-alias-version-range) (production :version-range-and-alias (:version-range \: :identifier) version-range-and-alias-version-range-and-alias) (production :version-range (:version) version-range-singleton) (production :version-range (:optional-version \.\. :optional-version) version-range-range) (%subsection "Versions") (production :optional-version (:version) optional-version-version) (production :optional-version () optional-version-none) (production :version ($string) version-string) (%subsection "Version Definition") (production :version-definition (version :version) version-definition-version) (production :version-definition (version :version > :version-list) version-definition-ranked-version) (production :version-definition (version :version = :version) version-definition-alias) (production :version-list (:version) version-list-one) (production :version-list (:version-list \, :version) version-list-more) |# (%subsection "Variable Definition") (production :variable-definition (:variable-definition-kind (:variable-binding-list allow-in)) variable-definition-definition) (production :variable-definition-kind (var) variable-definition-kind-var) (production :variable-definition-kind (const) variable-definition-kind-const) (production (:variable-binding-list :beta) ((:variable-binding :beta)) variable-binding-list-one) (production (:variable-binding-list :beta) ((:variable-binding-list :beta) \, (:variable-binding :beta)) variable-binding-list-more) (production (:variable-binding :beta) ((:typed-identifier :beta) (:variable-initializer :beta)) variable-binding-initializer) (production (:typed-identifier :beta) (:identifier) typed-identifier-identifier) (production (:typed-identifier :beta) (:identifier \: (:type-expression :beta)) typed-identifier-identifier-and-type) ;(production (:typed-identifier :beta) ((:type-expression :beta) :identifier) typed-identifier-type-and-identifier) (production (:variable-initializer :beta) () variable-initializer-empty) (production (:variable-initializer :beta) (= (:assignment-expression :beta)) variable-initializer-assignment-expression) (%subsection "Function Definition") (production :function-definition (:named-function) function-definition-named-function) (production :function-definition (:accessor-function) function-definition-accessor-function) (production :anonymous-function (function :function-signature :block) anonymous-function-signature-and-body) (production :named-function (function :identifier :function-signature :block) named-function-signature-and-body) (production :accessor-function (function get :~ :identifier :function-signature :block) accessor-function-getter) (production :accessor-function (function set :~ :identifier :function-signature :block) accessor-function-setter) (production :function-signature (:parameter-signature :result-signature) function-signature-parameter-and-result-signatures) (production :parameter-signature (\( :parameters \)) parameter-signature-parameters) (production :parameters () parameters-none) (production :parameters (:rest-parameter) parameters-rest) (production :parameters (:required-parameters) parameters-required-parameters) (production :parameters (:optional-parameters) parameters-optional-parameters) (production :parameters (:required-parameters \, :rest-parameter) parameters-required-and-rest) (production :parameters (:optional-parameters \, :rest-parameter) parameters-optional-and-rest) (production :required-parameters (:required-parameter) required-parameters-one) (production :required-parameters (:required-parameters \, :required-parameter) required-parameters-more) (production :optional-parameters (:optional-parameter) optional-parameters-one) (production :optional-parameters (:required-parameters \, :optional-parameter) optional-parameters-required-more) (production :optional-parameters (:optional-parameters \, :optional-parameter) optional-parameters-optional-more) (production :required-parameter ((:typed-identifier allow-in)) required-parameter-typed-identifier) (production :optional-parameter ((:typed-identifier allow-in) = (:assignment-expression allow-in)) optional-parameter-assignment-expression) (production :rest-parameter (\.\.\.) rest-parameter-none) (production :rest-parameter (\.\.\. (:typed-identifier allow-in)) rest-parameter-typed-identifier) (production :rest-parameter (\.\.\. (:typed-identifier allow-in) = (:assignment-expression allow-in)) rest-parameter-assignment-expression) (production :result-signature () result-signature-none) (production :result-signature (\: (:type-expression allow-in)) result-signature-colon-and-type-expression) ;(production :result-signature ((:- {) (:type-expression allow-in)) result-signature-type-expression) (%subsection "Class Member Definitions") (production (:member-definition :omega) (:field-definition (:semicolon :omega)) member-definition-field-definition) (production (:member-definition :omega) ((:method-definition :omega)) member-definition-method-definition) (production (:member-definition :omega) (:constructor-definition) member-definition-constructor-definition) (production :field-definition (field :~ (:variable-binding-list allow-in)) field-definition-variable-binding-list) (production (:method-definition :omega) (:concrete-method-definition) method-definition-concrete-method-definition) (production (:method-definition :omega) ((:abstract-method-definition :omega)) method-definition-abstract-method-definition) (production :concrete-method-definition (:method-prefix :~ :method-name :function-signature :block) concrete-method-definition-signature-and-body) (production (:abstract-method-definition :omega) (:method-prefix :~ :method-name :function-signature (:semicolon :omega)) abstract-method-definition-signature) (production :method-prefix (method) method-prefix-method) (production :method-prefix (override :~ method) method-prefix-override-method) (production :method-prefix (final :~ method) method-prefix-final-method) (production :method-prefix (final :~ override :~ method) method-prefix-final-override-method) (production :method-name (:identifier) method-name-method) (production :method-name (get :~ :identifier) method-name-getter-method) (production :method-name (set :~ :identifier) method-name-setter-method) (production :constructor-definition (constructor :~ :constructor-name :parameter-signature :block) constructor-definition-signature-and-body) (production :constructor-name (new) constructor-name-new) (production :constructor-name (:identifier) constructor-name-identifier) (%section "Class Definition") (production :class-definition (class :identifier :superclasses :block) class-definition-normal) (production :class-definition (class extends (:type-expression allow-in) :block) class-definition-augmented) (production :superclasses () superclasses-none) (production :superclasses (extends (:type-expression allow-in)) superclasses-one) (%subsection "Language Declaration") (production (:language-declaration :omega_3) (language :language-id :language-id-list :language-alternatives (:language-semicolon :omega_3)) language-declaration-one-or-more) (production (:language-semicolon :omega_3) (\;) language-semicolon-semicolon) (production (:language-semicolon abbrev) () language-semicolon-abbrev) (production (:language-semicolon abbrev-non-empty) () language-semicolon-abbrev-non-empty) (production :language-alternatives () language-alternatives-none) (production :language-alternatives (:language-alternatives \| :language-id-list) language-alternatives-more) (production :language-id-list () language-id-list-none) (production :language-id-list (:language-id-list :language-id) language-id-list-more) (production :language-id (:identifier) language-id-identifier) (production :language-id ($number) language-id-number) (%section "Programs") (production :program (:top-statements) program-top-statements) ))) (defparameter *jg* (world-grammar *jw* 'code-grammar))) (defun depict-js-terminals (markup-stream grammar) (labels ((terminal-bin (terminal) (if (and terminal (symbolp terminal)) (let ((name (symbol-name terminal))) (if (> (length name) 0) (let ((first-char (char name 0))) (cond ((char= first-char #\$) 0) ((not (or (char= first-char #\_) (alphanumericp first-char))) 1) ((member terminal (rule-productions (grammar-rule grammar ':identifier)) :key #'(lambda (production) (first (production-rhs production)))) 5) (t 3))) 1)) 1)) (depict-terminal-bin (bin-name bin-terminals) (when bin-terminals (depict-paragraph (markup-stream ':body-text) (depict markup-stream bin-name) (depict-list markup-stream #'depict-terminal bin-terminals :separator '(" " :spc " ")))))) (let ((bins (make-array 6 :initial-element nil)) (terminals (grammar-terminals grammar))) (setf (svref bins 2) (list '\# '&&= '-> '@ '^^ '^^= '\|\|=)) (setf (svref bins 4) (list 'abstract 'class 'const 'debugger 'enum 'export 'extends 'final 'goto 'implements 'import 'interface 'native 'package 'private 'protected 'public 'static 'super 'synchronized 'throws 'transient 'volatile)) (do ((i (length terminals))) ((zerop i)) (let ((terminal (aref terminals (decf i)))) (unless (eq terminal *end-marker*) (setf (svref bins 2) (delete terminal (svref bins 2))) (setf (svref bins 4) (delete terminal (svref bins 4))) (push terminal (svref bins (terminal-bin terminal)))))) (depict-paragraph (markup-stream ':section-heading) (depict markup-stream "Terminals")) (mapc #'depict-terminal-bin '("General tokens: " "Punctuation tokens: " "Future punctuation tokens: " "Reserved words: " "Future reserved words: " "Non-reserved words: ") (coerce bins 'list))))) #| (depict-rtf-to-local-file "JS20/ParserGrammar.rtf" "JavaScript 2.0 Parser Grammar" #'(lambda (markup-stream) (depict-js-terminals markup-stream *jg*) (depict-world-commands markup-stream *jw* :visible-semantics nil))) (depict-html-to-local-file "JS20/ParserGrammar.html" "JavaScript 2.0 Parser Grammar" t #'(lambda (markup-stream) (depict-js-terminals markup-stream *jg*) (depict-world-commands markup-stream *jw* :visible-semantics nil))) (with-local-output (s "JS20/ParserGrammar.txt") (print-grammar *jg* s)) |# (length (grammar-states *jg*))