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Unified Diff: third_party/WebKit/LayoutTests/http/tests/w3c/resources/WebIDLParser.js

Issue 1898703003: Remove testharness.js and friends in LayoutTests/http/tests/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 8 months ago
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Index: third_party/WebKit/LayoutTests/http/tests/w3c/resources/WebIDLParser.js
diff --git a/third_party/WebKit/LayoutTests/http/tests/w3c/resources/WebIDLParser.js b/third_party/WebKit/LayoutTests/http/tests/w3c/resources/WebIDLParser.js
deleted file mode 100644
index 71030cfe659cafe8a93f0f7c7e157b55f61e0984..0000000000000000000000000000000000000000
--- a/third_party/WebKit/LayoutTests/http/tests/w3c/resources/WebIDLParser.js
+++ /dev/null
@@ -1,1012 +0,0 @@
-
-
-(function () {
- var tokenise = function (str) {
- var tokens = []
- , re = {
- "float": /^-?(([0-9]+\.[0-9]*|[0-9]*\.[0-9]+)([Ee][-+]?[0-9]+)?|[0-9]+[Ee][-+]?[0-9]+)/
- , "integer": /^-?(0([Xx][0-9A-Fa-f]+|[0-7]*)|[1-9][0-9]*)/
- , "identifier": /^[A-Z_a-z][0-9A-Z_a-z]*/
- , "string": /^"[^"]*"/
- , "whitespace": /^(?:[\t\n\r ]+|[\t\n\r ]*((\/\/.*|\/\*(.|\n|\r)*?\*\/)[\t\n\r ]*))+/
- , "other": /^[^\t\n\r 0-9A-Z_a-z]/
- }
- , types = []
- ;
- for (var k in re) types.push(k);
- while (str.length > 0) {
- var matched = false;
- for (var i = 0, n = types.length; i < n; i++) {
- var type = types[i];
- str = str.replace(re[type], function (tok) {
- tokens.push({ type: type, value: tok });
- matched = true;
- return "";
- });
- if (matched) break;
- }
- if (matched) continue;
- throw new Error("Token stream not progressing");
- }
- return tokens;
- };
-
- var parse = function (tokens, opt) {
- var line = 1;
- tokens = tokens.slice();
-
- var FLOAT = "float"
- , INT = "integer"
- , ID = "identifier"
- , STR = "string"
- , OTHER = "other"
- ;
-
- var WebIDLParseError = function (str, line, input, tokens) {
- this.message = str;
- this.line = line;
- this.input = input;
- this.tokens = tokens;
- };
- WebIDLParseError.prototype.toString = function () {
- return this.message + ", line " + this.line + " (tokens: '" + this.input + "')\n" +
- JSON.stringify(this.tokens, null, 4);
- };
-
- var error = function (str) {
- var tok = "", numTokens = 0, maxTokens = 5;
- while (numTokens < maxTokens && tokens.length > numTokens) {
- tok += tokens[numTokens].value;
- numTokens++;
- }
- throw new WebIDLParseError(str, line, tok, tokens.slice(0, 5));
- };
-
- var last_token = null;
-
- var consume = function (type, value) {
- if (!tokens.length || tokens[0].type !== type) return;
- if (typeof value === "undefined" || tokens[0].value === value) {
- last_token = tokens.shift();
- if (type === ID) last_token.value = last_token.value.replace(/^_/, "");
- return last_token;
- }
- };
-
- var ws = function () {
- if (!tokens.length) return;
- if (tokens[0].type === "whitespace") {
- var t = tokens.shift();
- t.value.replace(/\n/g, function (m) { line++; return m; });
- return t;
- }
- };
-
- var all_ws = function (store, pea) { // pea == post extended attribute, tpea = same for types
- var t = { type: "whitespace", value: "" };
- while (true) {
- var w = ws();
- if (!w) break;
- t.value += w.value;
- }
- if (t.value.length > 0) {
- if (store) {
- var w = t.value
- , re = {
- "ws": /^([\t\n\r ]+)/
- , "line-comment": /^\/\/(.*)\n?/m
- , "multiline-comment": /^\/\*((?:.|\n|\r)*?)\*\//
- }
- , wsTypes = []
- ;
- for (var k in re) wsTypes.push(k);
- while (w.length) {
- var matched = false;
- for (var i = 0, n = wsTypes.length; i < n; i++) {
- var type = wsTypes[i];
- w = w.replace(re[type], function (tok, m1) {
- store.push({ type: type + (pea ? ("-" + pea) : ""), value: m1 });
- matched = true;
- return "";
- });
- if (matched) break;
- }
- if (matched) continue;
- throw new Error("Surprising white space construct."); // this shouldn't happen
- }
- }
- return t;
- }
- };
-
- var integer_type = function () {
- var ret = "";
- all_ws();
- if (consume(ID, "unsigned")) ret = "unsigned ";
- all_ws();
- if (consume(ID, "short")) return ret + "short";
- if (consume(ID, "long")) {
- ret += "long";
- all_ws();
- if (consume(ID, "long")) return ret + " long";
- return ret;
- }
- if (ret) error("Failed to parse integer type");
- };
-
- var float_type = function () {
- var ret = "";
- all_ws();
- if (consume(ID, "unrestricted")) ret = "unrestricted ";
- all_ws();
- if (consume(ID, "float")) return ret + "float";
- if (consume(ID, "double")) return ret + "double";
- if (ret) error("Failed to parse float type");
- };
-
- var primitive_type = function () {
- var num_type = integer_type() || float_type();
- if (num_type) return num_type;
- all_ws();
- if (consume(ID, "boolean")) return "boolean";
- if (consume(ID, "byte")) return "byte";
- if (consume(ID, "octet")) return "octet";
- };
-
- var const_value = function () {
- if (consume(ID, "true")) return { type: "boolean", value: true };
- if (consume(ID, "false")) return { type: "boolean", value: false };
- if (consume(ID, "null")) return { type: "null" };
- if (consume(ID, "Infinity")) return { type: "Infinity", negative: false };
- if (consume(ID, "NaN")) return { type: "NaN" };
- var ret = consume(FLOAT) || consume(INT);
- if (ret) return { type: "number", value: 1 * ret.value };
- var tok = consume(OTHER, "-");
- if (tok) {
- if (consume(ID, "Infinity")) return { type: "Infinity", negative: true };
- else tokens.unshift(tok);
- }
- };
-
- var type_suffix = function (obj) {
- while (true) {
- all_ws();
- if (consume(OTHER, "?")) {
- if (obj.nullable) error("Can't nullable more than once");
- obj.nullable = true;
- }
- else if (consume(OTHER, "[")) {
- all_ws();
- consume(OTHER, "]") || error("Unterminated array type");
- if (!obj.array) {
- obj.array = 1;
- obj.nullableArray = [obj.nullable];
- }
- else {
- obj.array++;
- obj.nullableArray.push(obj.nullable);
- }
- obj.nullable = false;
- }
- else return;
- }
- };
-
- var single_type = function () {
- var prim = primitive_type()
- , ret = { sequence: false, generic: null, nullable: false, array: false, union: false }
- , name
- , value
- ;
- if (prim) {
- ret.idlType = prim;
- }
- else if (name = consume(ID)) {
- value = name.value;
- all_ws();
- // Generic types
- if (consume(OTHER, "<")) {
- // backwards compat
- if (value === "sequence") {
- ret.sequence = true;
- }
- ret.generic = value;
- ret.idlType = type() || error("Error parsing generic type " + value);
- all_ws();
- if (!consume(OTHER, ">")) error("Unterminated generic type " + value);
- type_suffix(ret);
- return ret;
- }
- else {
- ret.idlType = value;
- }
- }
- else {
- return;
- }
- type_suffix(ret);
- if (ret.nullable && !ret.array && ret.idlType === "any") error("Type any cannot be made nullable");
- return ret;
- };
-
- var union_type = function () {
- all_ws();
- if (!consume(OTHER, "(")) return;
- var ret = { sequence: false, generic: null, nullable: false, array: false, union: true, idlType: [] };
- var fst = type() || error("Union type with no content");
- ret.idlType.push(fst);
- while (true) {
- all_ws();
- if (!consume(ID, "or")) break;
- var typ = type() || error("No type after 'or' in union type");
- ret.idlType.push(typ);
- }
- if (!consume(OTHER, ")")) error("Unterminated union type");
- type_suffix(ret);
- return ret;
- };
-
- var type = function () {
- return single_type() || union_type();
- };
-
- var argument = function (store) {
- var ret = { optional: false, variadic: false };
- ret.extAttrs = extended_attrs(store);
- all_ws(store, "pea");
- var opt_token = consume(ID, "optional");
- if (opt_token) {
- ret.optional = true;
- all_ws();
- }
- ret.idlType = type();
- if (!ret.idlType) {
- if (opt_token) tokens.unshift(opt_token);
- return;
- }
- var type_token = last_token;
- if (!ret.optional) {
- all_ws();
- if (tokens.length >= 3 &&
- tokens[0].type === "other" && tokens[0].value === "." &&
- tokens[1].type === "other" && tokens[1].value === "." &&
- tokens[2].type === "other" && tokens[2].value === "."
- ) {
- tokens.shift();
- tokens.shift();
- tokens.shift();
- ret.variadic = true;
- }
- }
- all_ws();
- var name = consume(ID);
- if (!name) {
- if (opt_token) tokens.unshift(opt_token);
- tokens.unshift(type_token);
- return;
- }
- ret.name = name.value;
- if (ret.optional) {
- all_ws();
- ret["default"] = default_();
- }
- return ret;
- };
-
- var argument_list = function (store) {
- var ret = []
- , arg = argument(store ? ret : null)
- ;
- if (!arg) return;
- ret.push(arg);
- while (true) {
- all_ws(store ? ret : null);
- if (!consume(OTHER, ",")) return ret;
- var nxt = argument(store ? ret : null) || error("Trailing comma in arguments list");
- ret.push(nxt);
- }
- };
-
- var type_pair = function () {
- all_ws();
- var k = type();
- if (!k) return;
- all_ws()
- if (!consume(OTHER, ",")) return;
- all_ws();
- var v = type();
- if (!v) return;
- return [k, v];
- };
-
- var simple_extended_attr = function (store) {
- all_ws();
- var name = consume(ID);
- if (!name) return;
- var ret = {
- name: name.value
- , "arguments": null
- };
- all_ws();
- var eq = consume(OTHER, "=");
- if (eq) {
- var rhs;
- all_ws();
- if (rhs = consume(ID)) {
- ret.rhs = rhs
- }
- else if (consume(OTHER, "(")) {
- // [Exposed=(Window,Worker)]
- rhs = [];
- var id = consume(ID);
- if (id) {
- rhs = [id.value];
- }
- identifiers(rhs);
- consume(OTHER, ")") || error("Unexpected token in extended attribute argument list or type pair");
- ret.rhs = {
- type: "identifier-list",
- value: rhs
- };
- }
- if (!ret.rhs) return error("No right hand side to extended attribute assignment");
- }
- all_ws();
- if (consume(OTHER, "(")) {
- var args, pair;
- // [Constructor(DOMString str)]
- if (args = argument_list(store)) {
- ret["arguments"] = args;
- }
- // [MapClass(DOMString, DOMString)]
- else if (pair = type_pair()) {
- ret.typePair = pair;
- }
- // [Constructor()]
- else {
- ret["arguments"] = [];
- }
- all_ws();
- consume(OTHER, ")") || error("Unexpected token in extended attribute argument list or type pair");
- }
- return ret;
- };
-
- // Note: we parse something simpler than the official syntax. It's all that ever
- // seems to be used
- var extended_attrs = function (store) {
- var eas = [];
- all_ws(store);
- if (!consume(OTHER, "[")) return eas;
- eas[0] = simple_extended_attr(store) || error("Extended attribute with not content");
- all_ws();
- while (consume(OTHER, ",")) {
- eas.push(simple_extended_attr(store) || error("Trailing comma in extended attribute"));
- all_ws();
- }
- consume(OTHER, "]") || error("No end of extended attribute");
- return eas;
- };
-
- var default_ = function () {
- all_ws();
- if (consume(OTHER, "=")) {
- all_ws();
- var def = const_value();
- if (def) {
- return def;
- }
- else if (consume(OTHER, "[")) {
- if (!consume(OTHER, "]")) error("Default sequence value must be empty");
- return { type: "sequence", value: [] };
- }
- else {
- var str = consume(STR) || error("No value for default");
- str.value = str.value.replace(/^"/, "").replace(/"$/, "");
- return str;
- }
- }
- };
-
- var const_ = function (store) {
- all_ws(store, "pea");
- if (!consume(ID, "const")) return;
- var ret = { type: "const", nullable: false };
- all_ws();
- var typ = primitive_type();
- if (!typ) {
- typ = consume(ID) || error("No type for const");
- typ = typ.value;
- }
- ret.idlType = typ;
- all_ws();
- if (consume(OTHER, "?")) {
- ret.nullable = true;
- all_ws();
- }
- var name = consume(ID) || error("No name for const");
- ret.name = name.value;
- all_ws();
- consume(OTHER, "=") || error("No value assignment for const");
- all_ws();
- var cnt = const_value();
- if (cnt) ret.value = cnt;
- else error("No value for const");
- all_ws();
- consume(OTHER, ";") || error("Unterminated const");
- return ret;
- };
-
- var inheritance = function () {
- all_ws();
- if (consume(OTHER, ":")) {
- all_ws();
- var inh = consume(ID) || error ("No type in inheritance");
- return inh.value;
- }
- };
-
- var operation_rest = function (ret, store) {
- all_ws();
- if (!ret) ret = {};
- var name = consume(ID);
- ret.name = name ? name.value : null;
- all_ws();
- consume(OTHER, "(") || error("Invalid operation");
- ret["arguments"] = argument_list(store) || [];
- all_ws();
- consume(OTHER, ")") || error("Unterminated operation");
- all_ws();
- consume(OTHER, ";") || error("Unterminated operation");
- return ret;
- };
-
- var callback = function (store) {
- all_ws(store, "pea");
- var ret;
- if (!consume(ID, "callback")) return;
- all_ws();
- var tok = consume(ID, "interface");
- if (tok) {
- tokens.unshift(tok);
- ret = interface_();
- ret.type = "callback interface";
- return ret;
- }
- var name = consume(ID) || error("No name for callback");
- ret = { type: "callback", name: name.value };
- all_ws();
- consume(OTHER, "=") || error("No assignment in callback");
- all_ws();
- ret.idlType = return_type();
- all_ws();
- consume(OTHER, "(") || error("No arguments in callback");
- ret["arguments"] = argument_list(store) || [];
- all_ws();
- consume(OTHER, ")") || error("Unterminated callback");
- all_ws();
- consume(OTHER, ";") || error("Unterminated callback");
- return ret;
- };
-
- var attribute = function (store) {
- all_ws(store, "pea");
- var grabbed = []
- , ret = {
- type: "attribute"
- , "static": false
- , stringifier: false
- , inherit: false
- , readonly: false
- };
- if (consume(ID, "static")) {
- ret["static"] = true;
- grabbed.push(last_token);
- }
- else if (consume(ID, "stringifier")) {
- ret.stringifier = true;
- grabbed.push(last_token);
- }
- var w = all_ws();
- if (w) grabbed.push(w);
- if (consume(ID, "inherit")) {
- if (ret["static"] || ret.stringifier) error("Cannot have a static or stringifier inherit");
- ret.inherit = true;
- grabbed.push(last_token);
- var w = all_ws();
- if (w) grabbed.push(w);
- }
- if (consume(ID, "readonly")) {
- ret.readonly = true;
- grabbed.push(last_token);
- var w = all_ws();
- if (w) grabbed.push(w);
- }
- if (!consume(ID, "attribute")) {
- tokens = grabbed.concat(tokens);
- return;
- }
- all_ws();
- ret.idlType = type() || error("No type in attribute");
- if (ret.idlType.sequence) error("Attributes cannot accept sequence types");
- all_ws();
- var name = consume(ID) || error("No name in attribute");
- ret.name = name.value;
- all_ws();
- consume(OTHER, ";") || error("Unterminated attribute");
- return ret;
- };
-
- var return_type = function () {
- var typ = type();
- if (!typ) {
- if (consume(ID, "void")) {
- return "void";
- }
- else error("No return type");
- }
- return typ;
- };
-
- var operation = function (store) {
- all_ws(store, "pea");
- var ret = {
- type: "operation"
- , getter: false
- , setter: false
- , creator: false
- , deleter: false
- , legacycaller: false
- , "static": false
- , stringifier: false
- };
- while (true) {
- all_ws();
- if (consume(ID, "getter")) ret.getter = true;
- else if (consume(ID, "setter")) ret.setter = true;
- else if (consume(ID, "creator")) ret.creator = true;
- else if (consume(ID, "deleter")) ret.deleter = true;
- else if (consume(ID, "legacycaller")) ret.legacycaller = true;
- else break;
- }
- if (ret.getter || ret.setter || ret.creator || ret.deleter || ret.legacycaller) {
- all_ws();
- ret.idlType = return_type();
- operation_rest(ret, store);
- return ret;
- }
- if (consume(ID, "static")) {
- ret["static"] = true;
- ret.idlType = return_type();
- operation_rest(ret, store);
- return ret;
- }
- else if (consume(ID, "stringifier")) {
- ret.stringifier = true;-
- all_ws();
- if (consume(OTHER, ";")) return ret;
- ret.idlType = return_type();
- operation_rest(ret, store);
- return ret;
- }
- ret.idlType = return_type();
- all_ws();
- if (consume(ID, "iterator")) {
- all_ws();
- ret.type = "iterator";
- if (consume(ID, "object")) {
- ret.iteratorObject = "object";
- }
- else if (consume(OTHER, "=")) {
- all_ws();
- var name = consume(ID) || error("No right hand side in iterator");
- ret.iteratorObject = name.value;
- }
- all_ws();
- consume(OTHER, ";") || error("Unterminated iterator");
- return ret;
- }
- else {
- operation_rest(ret, store);
- return ret;
- }
- };
-
- var identifiers = function (arr) {
- while (true) {
- all_ws();
- if (consume(OTHER, ",")) {
- all_ws();
- var name = consume(ID) || error("Trailing comma in identifiers list");
- arr.push(name.value);
- }
- else break;
- }
- };
-
- var serialiser = function (store) {
- all_ws(store, "pea");
- if (!consume(ID, "serializer")) return;
- var ret = { type: "serializer" };
- all_ws();
- if (consume(OTHER, "=")) {
- all_ws();
- if (consume(OTHER, "{")) {
- ret.patternMap = true;
- all_ws();
- var id = consume(ID);
- if (id && id.value === "getter") {
- ret.names = ["getter"];
- }
- else if (id && id.value === "inherit") {
- ret.names = ["inherit"];
- identifiers(ret.names);
- }
- else if (id) {
- ret.names = [id.value];
- identifiers(ret.names);
- }
- else {
- ret.names = [];
- }
- all_ws();
- consume(OTHER, "}") || error("Unterminated serializer pattern map");
- }
- else if (consume(OTHER, "[")) {
- ret.patternList = true;
- all_ws();
- var id = consume(ID);
- if (id && id.value === "getter") {
- ret.names = ["getter"];
- }
- else if (id) {
- ret.names = [id.value];
- identifiers(ret.names);
- }
- else {
- ret.names = [];
- }
- all_ws();
- consume(OTHER, "]") || error("Unterminated serializer pattern list");
- }
- else {
- var name = consume(ID) || error("Invalid serializer");
- ret.name = name.value;
- }
- all_ws();
- consume(OTHER, ";") || error("Unterminated serializer");
- return ret;
- }
- else if (consume(OTHER, ";")) {
- // noop, just parsing
- }
- else {
- ret.idlType = return_type();
- all_ws();
- ret.operation = operation_rest(null, store);
- }
- return ret;
- };
-
- var iterable_type = function() {
- if (consume(ID, "iterable")) return "iterable";
- else if (consume(ID, "legacyiterable")) return "legacyiterable";
- else if (consume(ID, "maplike")) return "maplike";
- else if (consume(ID, "setlike")) return "setlike";
- else return;
- }
-
- var readonly_iterable_type = function() {
- if (consume(ID, "maplike")) return "maplike";
- else if (consume(ID, "setlike")) return "setlike";
- else return;
- }
-
- var iterable = function (store) {
- all_ws(store, "pea");
- var grabbed = [],
- ret = {type: null, idlType: null, readonly: false};
- if (consume(ID, "readonly")) {
- ret.readonly = true;
- grabbed.push(last_token);
- var w = all_ws();
- if (w) grabbed.push(w);
- }
- var consumeItType = ret.readonly ? readonly_iterable_type : iterable_type;
-
- var ittype = consumeItType();
- if (!ittype) {
- tokens = grabbed.concat(tokens);
- return;
- }
-
- var secondTypeRequired = ittype === "maplike";
- var secondTypeAllowed = secondTypeRequired || ittype === "iterable";
- ret.type = ittype;
- if (ret.type !== 'maplike' && ret.type !== 'setlike')
- delete ret.readonly;
- all_ws();
- if (consume(OTHER, "<")) {
- ret.idlType = type() || error("Error parsing " + ittype + " declaration");
- all_ws();
- if (secondTypeAllowed) {
- var type2 = null;
- if (consume(OTHER, ",")) {
- all_ws();
- type2 = type();
- all_ws();
- }
- if (type2)
- ret.idlType = [ret.idlType, type2];
- else if (secondTypeRequired)
- error("Missing second type argument in " + ittype + " declaration");
- }
- if (!consume(OTHER, ">")) error("Unterminated " + ittype + " declaration");
- all_ws();
- if (!consume(OTHER, ";")) error("Missing semicolon after " + ittype + " declaration");
- }
- else
- error("Error parsing " + ittype + " declaration");
-
- return ret;
- }
-
- var interface_ = function (isPartial, store) {
- all_ws(isPartial ? null : store, "pea");
- if (!consume(ID, "interface")) return;
- all_ws();
- var name = consume(ID) || error("No name for interface");
- var mems = []
- , ret = {
- type: "interface"
- , name: name.value
- , partial: false
- , members: mems
- };
- if (!isPartial) ret.inheritance = inheritance() || null;
- all_ws();
- consume(OTHER, "{") || error("Bodyless interface");
- while (true) {
- all_ws(store ? mems : null);
- if (consume(OTHER, "}")) {
- all_ws();
- consume(OTHER, ";") || error("Missing semicolon after interface");
- return ret;
- }
- var ea = extended_attrs(store ? mems : null);
- all_ws();
- var cnt = const_(store ? mems : null);
- if (cnt) {
- cnt.extAttrs = ea;
- ret.members.push(cnt);
- continue;
- }
- var mem = (opt.allowNestedTypedefs && typedef(store ? mems : null)) ||
- iterable(store ? mems : null) ||
- serialiser(store ? mems : null) ||
- attribute(store ? mems : null) ||
- operation(store ? mems : null) ||
- error("Unknown member");
- mem.extAttrs = ea;
- ret.members.push(mem);
- }
- };
-
- var partial = function (store) {
- all_ws(store, "pea");
- if (!consume(ID, "partial")) return;
- var thing = dictionary(true, store) ||
- interface_(true, store) ||
- error("Partial doesn't apply to anything");
- thing.partial = true;
- return thing;
- };
-
- var dictionary = function (isPartial, store) {
- all_ws(isPartial ? null : store, "pea");
- if (!consume(ID, "dictionary")) return;
- all_ws();
- var name = consume(ID) || error("No name for dictionary");
- var mems = []
- , ret = {
- type: "dictionary"
- , name: name.value
- , partial: false
- , members: mems
- };
- if (!isPartial) ret.inheritance = inheritance() || null;
- all_ws();
- consume(OTHER, "{") || error("Bodyless dictionary");
- while (true) {
- all_ws(store ? mems : null);
- if (consume(OTHER, "}")) {
- all_ws();
- consume(OTHER, ";") || error("Missing semicolon after dictionary");
- return ret;
- }
- var ea = extended_attrs(store ? mems : null);
- all_ws(store ? mems : null, "pea");
- var required = consume(ID, "required");
- var typ = type() || error("No type for dictionary member");
- all_ws();
- var name = consume(ID) || error("No name for dictionary member");
- var dflt = default_();
- if (required && dflt) error("Required member must not have a default");
- ret.members.push({
- type: "field"
- , name: name.value
- , required: !!required
- , idlType: typ
- , extAttrs: ea
- , "default": dflt
- });
- all_ws();
- consume(OTHER, ";") || error("Unterminated dictionary member");
- }
- };
-
- var exception = function (store) {
- all_ws(store, "pea");
- if (!consume(ID, "exception")) return;
- all_ws();
- var name = consume(ID) || error("No name for exception");
- var mems = []
- , ret = {
- type: "exception"
- , name: name.value
- , members: mems
- };
- ret.inheritance = inheritance() || null;
- all_ws();
- consume(OTHER, "{") || error("Bodyless exception");
- while (true) {
- all_ws(store ? mems : null);
- if (consume(OTHER, "}")) {
- all_ws();
- consume(OTHER, ";") || error("Missing semicolon after exception");
- return ret;
- }
- var ea = extended_attrs(store ? mems : null);
- all_ws(store ? mems : null, "pea");
- var cnt = const_();
- if (cnt) {
- cnt.extAttrs = ea;
- ret.members.push(cnt);
- }
- else {
- var typ = type();
- all_ws();
- var name = consume(ID);
- all_ws();
- if (!typ || !name || !consume(OTHER, ";")) error("Unknown member in exception body");
- ret.members.push({
- type: "field"
- , name: name.value
- , idlType: typ
- , extAttrs: ea
- });
- }
- }
- };
-
- var enum_ = function (store) {
- all_ws(store, "pea");
- if (!consume(ID, "enum")) return;
- all_ws();
- var name = consume(ID) || error("No name for enum");
- var vals = []
- , ret = {
- type: "enum"
- , name: name.value
- , values: vals
- };
- all_ws();
- consume(OTHER, "{") || error("No curly for enum");
- var saw_comma = false;
- while (true) {
- all_ws(store ? vals : null);
- if (consume(OTHER, "}")) {
- all_ws();
- consume(OTHER, ";") || error("No semicolon after enum");
- return ret;
- }
- var val = consume(STR) || error("Unexpected value in enum");
- ret.values.push(val.value.replace(/"/g, ""));
- all_ws(store ? vals : null);
- if (consume(OTHER, ",")) {
- if (store) vals.push({ type: "," });
- all_ws(store ? vals : null);
- saw_comma = true;
- }
- else {
- saw_comma = false;
- }
- }
- };
-
- var typedef = function (store) {
- all_ws(store, "pea");
- if (!consume(ID, "typedef")) return;
- var ret = {
- type: "typedef"
- };
- all_ws();
- ret.typeExtAttrs = extended_attrs();
- all_ws(store, "tpea");
- ret.idlType = type() || error("No type in typedef");
- all_ws();
- var name = consume(ID) || error("No name in typedef");
- ret.name = name.value;
- all_ws();
- consume(OTHER, ";") || error("Unterminated typedef");
- return ret;
- };
-
- var implements_ = function (store) {
- all_ws(store, "pea");
- var target = consume(ID);
- if (!target) return;
- var w = all_ws();
- if (consume(ID, "implements")) {
- var ret = {
- type: "implements"
- , target: target.value
- };
- all_ws();
- var imp = consume(ID) || error("Incomplete implements statement");
- ret["implements"] = imp.value;
- all_ws();
- consume(OTHER, ";") || error("No terminating ; for implements statement");
- return ret;
- }
- else {
- // rollback
- tokens.unshift(w);
- tokens.unshift(target);
- }
- };
-
- var definition = function (store) {
- return callback(store) ||
- interface_(false, store) ||
- partial(store) ||
- dictionary(false, store) ||
- exception(store) ||
- enum_(store) ||
- typedef(store) ||
- implements_(store)
- ;
- };
-
- var definitions = function (store) {
- if (!tokens.length) return [];
- var defs = [];
- while (true) {
- var ea = extended_attrs(store ? defs : null)
- , def = definition(store ? defs : null);
- if (!def) {
- if (ea.length) error("Stray extended attributes");
- break;
- }
- def.extAttrs = ea;
- defs.push(def);
- }
- return defs;
- };
- var res = definitions(opt.ws);
- if (tokens.length) error("Unrecognised tokens");
- return res;
- };
-
- var inNode = typeof module !== "undefined" && module.exports
- , obj = {
- parse: function (str, opt) {
- if (!opt) opt = {};
- var tokens = tokenise(str);
- return parse(tokens, opt);
- }
- };
-
- if (inNode) module.exports = obj;
- else self.WebIDL2 = obj;
-}());

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