antlr-ng
Version:
Next generation ANTLR Tool
108 lines (107 loc) • 6.3 kB
JavaScript
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __knownSymbol = (name, symbol) => (symbol = Symbol[name]) ? symbol : Symbol.for("Symbol." + name);
var __typeError = (msg) => {
throw TypeError(msg);
};
var __defNormalProp = (obj, key, value) => key in obj ? __defProp(obj, key, { enumerable: true, configurable: true, writable: true, value }) : obj[key] = value;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var __decoratorStart = (base) => [, , , __create(base?.[__knownSymbol("metadata")] ?? null)];
var __decoratorStrings = ["class", "method", "getter", "setter", "accessor", "field", "value", "get", "set"];
var __expectFn = (fn) => fn !== void 0 && typeof fn !== "function" ? __typeError("Function expected") : fn;
var __decoratorContext = (kind, name, done, metadata, fns) => ({ kind: __decoratorStrings[kind], name, metadata, addInitializer: (fn) => done._ ? __typeError("Already initialized") : fns.push(__expectFn(fn || null)) });
var __decoratorMetadata = (array, target) => __defNormalProp(target, __knownSymbol("metadata"), array[3]);
var __runInitializers = (array, flags, self, value) => {
for (var i = 0, fns = array[flags >> 1], n = fns && fns.length; i < n; i++) flags & 1 ? fns[i].call(self) : value = fns[i].call(self, value);
return value;
};
var __decorateElement = (array, flags, name, decorators, target, extra) => {
var fn, it, done, ctx, access, k = flags & 7, s = !!(flags & 8), p = !!(flags & 16);
var j = k > 3 ? array.length + 1 : k ? s ? 1 : 2 : 0, key = __decoratorStrings[k + 5];
var initializers = k > 3 && (array[j - 1] = []), extraInitializers = array[j] || (array[j] = []);
var desc = k && (!p && !s && (target = target.prototype), k < 5 && (k > 3 || !p) && __getOwnPropDesc(k < 4 ? target : { get [name]() {
return __privateGet(this, extra);
}, set [name](x) {
return __privateSet(this, extra, x);
} }, name));
k ? p && k < 4 && __name(extra, (k > 2 ? "set " : k > 1 ? "get " : "") + name) : __name(target, name);
for (var i = decorators.length - 1; i >= 0; i--) {
ctx = __decoratorContext(k, name, done = {}, array[3], extraInitializers);
if (k) {
ctx.static = s, ctx.private = p, access = ctx.access = { has: p ? (x) => __privateIn(target, x) : (x) => name in x };
if (k ^ 3) access.get = p ? (x) => (k ^ 1 ? __privateGet : __privateMethod)(x, target, k ^ 4 ? extra : desc.get) : (x) => x[name];
if (k > 2) access.set = p ? (x, y) => __privateSet(x, target, y, k ^ 4 ? extra : desc.set) : (x, y) => x[name] = y;
}
it = (0, decorators[i])(k ? k < 4 ? p ? extra : desc[key] : k > 4 ? void 0 : { get: desc.get, set: desc.set } : target, ctx), done._ = 1;
if (k ^ 4 || it === void 0) __expectFn(it) && (k > 4 ? initializers.unshift(it) : k ? p ? extra = it : desc[key] = it : target = it);
else if (typeof it !== "object" || it === null) __typeError("Object expected");
else __expectFn(fn = it.get) && (desc.get = fn), __expectFn(fn = it.set) && (desc.set = fn), __expectFn(fn = it.init) && initializers.unshift(fn);
}
return k || __decoratorMetadata(array, target), desc && __defProp(target, name, desc), p ? k ^ 4 ? extra : desc : target;
};
var __publicField = (obj, key, value) => __defNormalProp(obj, typeof key !== "symbol" ? key + "" : key, value);
var __accessCheck = (obj, member, msg) => member.has(obj) || __typeError("Cannot " + msg);
var __privateIn = (member, obj) => Object(obj) !== obj ? __typeError('Cannot use the "in" operator on this value') : member.has(obj);
var __privateGet = (obj, member, getter) => (__accessCheck(obj, member, "read from private field"), getter ? getter.call(obj) : member.get(obj));
var __privateSet = (obj, member, value, setter) => (__accessCheck(obj, member, "write to private field"), setter ? setter.call(obj, value) : member.set(obj, value), value);
var __privateMethod = (obj, member, method) => (__accessCheck(obj, member, "access private method"), method);
var _preamble_dec, _alts_dec, _a, _init;
import { ModelElement } from "../../misc/ModelElement.js";
import { CaptureNextTokenType } from "./CaptureNextTokenType.js";
import { RuleElement } from "./RuleElement.js";
import { TestSetInline } from "./TestSetInline.js";
import { ThrowNoViableAlt } from "./ThrowNoViableAlt.js";
import { TokenTypeDecl } from "./decl/TokenTypeDecl.js";
const _Choice = class _Choice extends (_a = RuleElement, _alts_dec = [ModelElement], _preamble_dec = [ModelElement], _a) {
constructor(factory, blkOrEbnfRootAST, alts) {
super(factory, blkOrEbnfRootAST);
__publicField(this, "decision", -1);
__publicField(this, "label");
__publicField(this, "alts", __runInitializers(_init, 8, this, [])), __runInitializers(_init, 11, this);
__publicField(this, "preamble", __runInitializers(_init, 12, this, [])), __runInitializers(_init, 15, this);
this.alts = alts;
}
addPreambleOp(op) {
this.preamble.push(op);
}
getAltLookaheadAsStringLists(altLookSets) {
const altLook = [];
const target = this.factory.getGenerator().target;
const grammar = this.factory.g;
for (const s of altLookSets) {
const list = s.toArray();
const info = [];
for (const set of list) {
info.push({ type: set, name: target.getTokenTypeAsTargetLabel(grammar, set) });
}
altLook.push(info);
}
return altLook;
}
addCodeForLookaheadTempVar(look) {
const testOps = this.factory.getLL1Test(look, this.ast);
const expr = testOps.find((op) => {
return op instanceof TestSetInline;
});
if (expr !== void 0) {
const d = new TokenTypeDecl(this.factory, expr.varName);
this.factory.getCurrentRuleFunction().addLocalDecl(d);
const nextType = new CaptureNextTokenType(this.factory, expr.varName);
this.addPreambleOp(nextType);
}
return expr ?? null;
}
getThrowNoViableAlt(factory, blkAST) {
return new ThrowNoViableAlt(factory, blkAST);
}
};
_init = __decoratorStart(_a);
__decorateElement(_init, 5, "alts", _alts_dec, _Choice);
__decorateElement(_init, 5, "preamble", _preamble_dec, _Choice);
__decoratorMetadata(_init, _Choice);
__name(_Choice, "Choice");
let Choice = _Choice;
export {
Choice
};