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utils.js optimization of isFOO methods

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p01 2014-06-02 12:16:15 +02:00
parent 37c9765ab4
commit 0a51b1e616
1 changed files with 8 additions and 10 deletions
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18
src/shared/util.js
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@ -911,15 +911,15 @@ function isBool(v) {
}
function isInt(v) {
return typeof v == 'number' && ((v | 0) == v);
return typeof v === 'number' && ((v | 0) === v);
}
function isNum(v) {
return typeof v == 'number';
return typeof v === 'number';
}
function isString(v) {
return typeof v == 'string';
return typeof v === 'string';
}
function isNull(v) {
@ -931,7 +931,7 @@ function isName(v) {
}
function isCmd(v, cmd) {
return v instanceof Cmd && (!cmd || v.cmd == cmd);
return v instanceof Cmd && (cmd === undefined || v.cmd === cmd);
}
function isDict(v, type) {
@ -942,7 +942,7 @@ function isDict(v, type) {
return true;
}
var dictType = v.get('Type');
return isName(dictType) && dictType.name == type;
return isName(dictType) && dictType.name === type;
}
function isArray(v) {
@ -950,13 +950,11 @@ function isArray(v) {
}
function isStream(v) {
return typeof v == 'object' && v !== null && v !== undefined &&
('getBytes' in v);
return typeof v === 'object' && v !== null && v.getBytes !== undefined;
}
function isArrayBuffer(v) {
return typeof v == 'object' && v !== null && v !== undefined &&
('byteLength' in v);
return typeof v === 'object' && v !== null && v.byteLength !== undefined;
}
function isRef(v) {
@ -1298,7 +1296,7 @@ PDFJS.createPromiseCapability = createPromiseCapability;
HandlerManager.scheduleHandlers(this);
return nextPromise;
},
catch: function Promise_catch(onReject) {
return this.then(undefined, onReject);
}