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96 lines
2.5 KiB
JavaScript
96 lines
2.5 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/**
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* graph-frameclasses.js: a dehydra script to collect information about
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* the class hierarchy of frame types.
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*/
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function inheritsFrom(t, baseName)
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{
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let name = t.name;
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if (name == baseName)
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return true;
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for each (let base in t.bases)
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if (inheritsFrom(base.type, baseName))
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return true;
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return false;
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}
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let output = [];
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function process_type(t)
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{
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if ((t.kind == "class" || t.kind == "struct")) {
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if (!t.isIncomplete && inheritsFrom(t, 'nsIFrame')) {
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if (inheritsFrom(t, 'nsISupports'))
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warning("nsIFrame derivative %s inherits from nsISupports but is not refcounted.".format(t.name), t.loc);
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let nonFrameBases = [];
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output.push('CLASS-DEF: %s'.format(t.name));
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for each (let base in t.bases) {
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if (inheritsFrom(base.type, 'nsIFrame')) {
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output.push('%s -> %s;'.format(base.type.name, t.name));
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}
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else if (base.type.name != 'nsQueryFrame') {
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nonFrameBases.push(base.type.name);
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}
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}
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output.push('%s [label="%s%s"];'.format(t.name, t.name,
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["\\n(%s)".format(b) for each (b in nonFrameBases)].join('')));
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}
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}
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}
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let frameIIDRE = /::kFrameIID$/;
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let queryFrameRE = /^do_QueryFrame::operator/;
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/* A list of class names T that have do_QueryFrame<T> used */
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let needIDs = [];
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/* A map of class names that have a kFrameIID declared */
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let haveIDs = {};
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// We match up needIDs with haveIDs at the end because static variables are
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// not present in the .members array of a type
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function process_tree_decl(d)
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{
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d = dehydra_convert(d);
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if (d.name && frameIIDRE.exec(d.name)) {
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haveIDs[d.memberOf.name] = 1;
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}
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}
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function process_cp_pre_genericize(d)
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{
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d = dehydra_convert(d);
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if (queryFrameRE.exec(d.name) && d.template === undefined) {
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let templtype = d.type.type.type;
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while (templtype.typedef !== undefined)
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templtype = templtype.typedef;
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needIDs.push([templtype.name, d.loc]);
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}
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}
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function input_end()
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{
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for each (let [name, loc] in needIDs) {
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if (!haveIDs.hasOwnProperty(name)) {
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error("nsQueryFrame<%s> found, but %s::kFrameIID is not declared".format(name, name), loc);
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}
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}
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if (output.length > 0) {
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write_file(sys.aux_base_name + '.framedata', output.join('\n'));
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}
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}
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