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symbol-store.ts
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// Copyright (c) 2017, Compiler Explorer Authors
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
export class SymbolStore {
private readonly uniqueSymbols: Record<string, string> = {};
private sortedSymbols: [string, string][] = [];
private isSorted = true;
sort() {
this.sortedSymbols = [];
for (const symbol in this.uniqueSymbols) {
this.sortedSymbols.push([symbol, this.uniqueSymbols[symbol]]);
}
this.sortedSymbols.sort((a, b) => b[0].length - a[0].length);
this.isSorted = true;
}
add(symbol: string, demangled?: string) {
if (demangled === undefined) {
this.uniqueSymbols[symbol] = symbol;
} else {
this.uniqueSymbols[symbol] = demangled;
}
this.isSorted = false;
}
contains(symbol: string) {
return symbol in this.uniqueSymbols;
}
exclude(otherStore: SymbolStore) {
for (const symbol in otherStore.uniqueSymbols) {
delete this.uniqueSymbols[symbol];
}
this.isSorted = false;
}
softExclude(otherStore: SymbolStore) {
for (const symbol in otherStore.uniqueSymbols) {
let shouldExclude = false;
let checksymbol = '';
for (checksymbol in this.uniqueSymbols) {
if (checksymbol.endsWith(symbol)) {
shouldExclude = true;
break;
}
}
if (shouldExclude) delete this.uniqueSymbols[checksymbol];
}
this.isSorted = false;
}
addMany(symbols: string[]) {
for (const symbol of symbols) {
this.uniqueSymbols[symbol] = symbol;
}
this.isSorted = false;
}
listSymbols() {
if (!this.isSorted) this.sort();
return this.sortedSymbols.map(elem => elem[0]);
}
listTranslations() {
if (!this.isSorted) this.sort();
return this.sortedSymbols;
}
}