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style: reformat all files using prettier

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This commit is contained in:
Nils Knappmeier
2019-12-03 22:37:15 +01:00
parent e913dc5f12
commit e97685e989
93 changed files with 6205 additions and 2360 deletions
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lib/handlebars/compiler/javascript-compiler.js
+208 -89
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@@ -1,8 +1,8 @@
import { COMPILER_REVISION, REVISION_CHANGES } from '../base';
import Exception from '../exception';
import {isArray} from '../utils';
import { isArray } from '../utils';
import CodeGen from './code-gen';
import {dangerousPropertyRegex} from '../helpers/lookup';
import { dangerousPropertyRegex } from '../helpers/lookup';
function Literal(value) {
this.value = value;
@@ -13,9 +13,16 @@ function JavaScriptCompiler() {}
JavaScriptCompiler.prototype = {
// PUBLIC API: You can override these methods in a subclass to provide
// alternative compiled forms for name lookup and buffering semantics
nameLookup: function(parent, name/* , type*/) {
nameLookup: function(parent, name /* , type*/) {
if (dangerousPropertyRegex.test(name)) {
const isEnumerable = [ this.aliasable('container.propertyIsEnumerable'), '.call(', parent, ',', JSON.stringify(name), ')'];
const isEnumerable = [
this.aliasable('container.propertyIsEnumerable'),
'.call(',
parent,
',',
JSON.stringify(name),
')'
];
return ['(', isEnumerable, '?', _actualLookup(), ' : undefined)'];
}
return _actualLookup();
@@ -34,7 +41,7 @@ JavaScriptCompiler.prototype = {
compilerInfo: function() {
const revision = COMPILER_REVISION,
versions = REVISION_CHANGES[revision];
versions = REVISION_CHANGES[revision];
return [revision, versions];
},
@@ -91,14 +98,18 @@ JavaScriptCompiler.prototype = {
this.compileChildren(environment, options);
this.useDepths = this.useDepths || environment.useDepths || environment.useDecorators || this.options.compat;
this.useDepths =
this.useDepths ||
environment.useDepths ||
environment.useDecorators ||
this.options.compat;
this.useBlockParams = this.useBlockParams || environment.useBlockParams;
let opcodes = environment.opcodes,
opcode,
firstLoc,
i,
l;
opcode,
firstLoc,
i,
l;
for (i = 0, l = opcodes.length; i < l; i++) {
opcode = opcodes[i];
@@ -124,9 +135,20 @@ JavaScriptCompiler.prototype = {
this.decorators.push('return fn;');
if (asObject) {
this.decorators = Function.apply(this, ['fn', 'props', 'container', 'depth0', 'data', 'blockParams', 'depths', this.decorators.merge()]);
this.decorators = Function.apply(this, [
'fn',
'props',
'container',
'depth0',
'data',
'blockParams',
'depths',
this.decorators.merge()
]);
} else {
this.decorators.prepend('function(fn, props, container, depth0, data, blockParams, depths) {\n');
this.decorators.prepend(
'function(fn, props, container, depth0, data, blockParams, depths) {\n'
);
this.decorators.push('}\n');
this.decorators = this.decorators.merge();
}
@@ -146,7 +168,7 @@ JavaScriptCompiler.prototype = {
ret.useDecorators = true;
}
let {programs, decorators} = this.context;
let { programs, decorators } = this.context;
for (i = 0, l = programs.length; i < l; i++) {
if (programs[i]) {
ret[i] = programs[i];
@@ -176,11 +198,11 @@ JavaScriptCompiler.prototype = {
if (!asObject) {
ret.compiler = JSON.stringify(ret.compiler);
this.source.currentLocation = {start: {line: 1, column: 0}};
this.source.currentLocation = { start: { line: 1, column: 0 } };
ret = this.objectLiteral(ret);
if (options.srcName) {
ret = ret.toStringWithSourceMap({file: options.destName});
ret = ret.toStringWithSourceMap({ file: options.destName });
ret.map = ret.map && ret.map.toString();
} else {
ret = ret.toString();
@@ -221,7 +243,7 @@ JavaScriptCompiler.prototype = {
Object.keys(this.aliases).forEach(alias => {
let node = this.aliases[alias];
if (node.children && node.referenceCount > 1) {
varDeclarations += ', alias' + (++aliasCount) + '=' + alias;
varDeclarations += ', alias' + ++aliasCount + '=' + alias;
node.children[0] = 'alias' + aliasCount;
}
});
@@ -243,18 +265,23 @@ JavaScriptCompiler.prototype = {
return Function.apply(this, params);
} else {
return this.source.wrap(['function(', params.join(','), ') {\n ', source, '}']);
return this.source.wrap([
'function(',
params.join(','),
') {\n ',
source,
'}'
]);
}
},
mergeSource: function(varDeclarations) {
let isSimple = this.environment.isSimple,
appendOnly = !this.forceBuffer,
appendFirst,
sourceSeen,
bufferStart,
bufferEnd;
this.source.each((line) => {
appendOnly = !this.forceBuffer,
appendFirst,
sourceSeen,
bufferStart,
bufferEnd;
this.source.each(line => {
if (line.appendToBuffer) {
if (bufferStart) {
line.prepend(' + ');
@@ -280,7 +307,6 @@ JavaScriptCompiler.prototype = {
}
});
if (appendOnly) {
if (bufferStart) {
bufferStart.prepend('return ');
@@ -289,7 +315,8 @@ JavaScriptCompiler.prototype = {
this.source.push('return "";');
}
} else {
varDeclarations += ', buffer = ' + (appendFirst ? '' : this.initializeBuffer());
varDeclarations +=
', buffer = ' + (appendFirst ? '' : this.initializeBuffer());
if (bufferStart) {
bufferStart.prepend('return buffer + ');
@@ -300,7 +327,9 @@ JavaScriptCompiler.prototype = {
}
if (varDeclarations) {
this.source.prepend('var ' + varDeclarations.substring(2) + (appendFirst ? '' : ';\n'));
this.source.prepend(
'var ' + varDeclarations.substring(2) + (appendFirst ? '' : ';\n')
);
}
return this.source.merge();
@@ -316,8 +345,10 @@ JavaScriptCompiler.prototype = {
// replace it on the stack with the result of properly
// invoking blockHelperMissing.
blockValue: function(name) {
let blockHelperMissing = this.aliasable('container.hooks.blockHelperMissing'),
params = [this.contextName(0)];
let blockHelperMissing = this.aliasable(
'container.hooks.blockHelperMissing'
),
params = [this.contextName(0)];
this.setupHelperArgs(name, 0, params);
let blockName = this.popStack();
@@ -334,8 +365,10 @@ JavaScriptCompiler.prototype = {
// On stack, after, if lastHelper: value
ambiguousBlockValue: function() {
// We're being a bit cheeky and reusing the options value from the prior exec
let blockHelperMissing = this.aliasable('container.hooks.blockHelperMissing'),
params = [this.contextName(0)];
let blockHelperMissing = this.aliasable(
'container.hooks.blockHelperMissing'
),
params = [this.contextName(0)];
this.setupHelperArgs('', 0, params, true);
this.flushInline();
@@ -344,9 +377,14 @@ JavaScriptCompiler.prototype = {
params.splice(1, 0, current);
this.pushSource([
'if (!', this.lastHelper, ') { ',
current, ' = ', this.source.functionCall(blockHelperMissing, 'call', params),
'}']);
'if (!',
this.lastHelper,
') { ',
current,
' = ',
this.source.functionCall(blockHelperMissing, 'call', params),
'}'
]);
},
// [appendContent]
@@ -376,14 +414,24 @@ JavaScriptCompiler.prototype = {
// Otherwise, the empty string is appended
append: function() {
if (this.isInline()) {
this.replaceStack((current) => [' != null ? ', current, ' : ""']);
this.replaceStack(current => [' != null ? ', current, ' : ""']);
this.pushSource(this.appendToBuffer(this.popStack()));
} else {
let local = this.popStack();
this.pushSource(['if (', local, ' != null) { ', this.appendToBuffer(local, undefined, true), ' }']);
this.pushSource([
'if (',
local,
' != null) { ',
this.appendToBuffer(local, undefined, true),
' }'
]);
if (this.environment.isSimple) {
this.pushSource(['else { ', this.appendToBuffer("''", undefined, true), ' }']);
this.pushSource([
'else { ',
this.appendToBuffer("''", undefined, true),
' }'
]);
}
}
},
@@ -395,8 +443,14 @@ JavaScriptCompiler.prototype = {
//
// Escape `value` and append it to the buffer
appendEscaped: function() {
this.pushSource(this.appendToBuffer(
[this.aliasable('container.escapeExpression'), '(', this.popStack(), ')']));
this.pushSource(
this.appendToBuffer([
this.aliasable('container.escapeExpression'),
'(',
this.popStack(),
')'
])
);
},
// [getContext]
@@ -480,7 +534,7 @@ JavaScriptCompiler.prototype = {
let len = parts.length;
for (; i < len; i++) {
/* eslint-disable no-loop-func */
this.replaceStack((current) => {
this.replaceStack(current => {
let lookup = this.nameLookup(current, parts[i], type);
// We want to ensure that zero and false are handled properly if the context (falsy flag)
// needs to have the special handling for these values.
@@ -503,7 +557,14 @@ JavaScriptCompiler.prototype = {
// If the `value` is a lambda, replace it on the stack by
// the return value of the lambda
resolvePossibleLambda: function() {
this.push([this.aliasable('container.lambda'), '(', this.popStack(), ', ', this.contextName(0), ')']);
this.push([
this.aliasable('container.lambda'),
'(',
this.popStack(),
', ',
this.contextName(0),
')'
]);
},
// [pushStringParam]
@@ -543,7 +604,7 @@ JavaScriptCompiler.prototype = {
if (this.hash) {
this.hashes.push(this.hash);
}
this.hash = {values: {}, types: [], contexts: [], ids: []};
this.hash = { values: {}, types: [], contexts: [], ids: [] };
},
popHash: function() {
let hash = this.hash;
@@ -607,11 +668,16 @@ JavaScriptCompiler.prototype = {
// and inserts the decorator into the decorators list.
registerDecorator(paramSize, name) {
let foundDecorator = this.nameLookup('decorators', name, 'decorator'),
options = this.setupHelperArgs(name, paramSize);
options = this.setupHelperArgs(name, paramSize);
this.decorators.push([
'fn = ',
this.decorators.functionCall(foundDecorator, '', ['fn', 'props', 'container', options]),
this.decorators.functionCall(foundDecorator, '', [
'fn',
'props',
'container',
options
]),
' || fn;'
]);
},
@@ -627,21 +693,32 @@ JavaScriptCompiler.prototype = {
// If the helper is not found, `helperMissing` is called.
invokeHelper: function(paramSize, name, isSimple) {
let nonHelper = this.popStack(),
helper = this.setupHelper(paramSize, name);
helper = this.setupHelper(paramSize, name);
let possibleFunctionCalls = [];
if (isSimple) { // direct call to helper
if (isSimple) {
// direct call to helper
possibleFunctionCalls.push(helper.name);
}
// call a function from the input object
possibleFunctionCalls.push(nonHelper);
if (!this.options.strict) {
possibleFunctionCalls.push(this.aliasable('container.hooks.helperMissing'));
possibleFunctionCalls.push(
this.aliasable('container.hooks.helperMissing')
);
}
let functionLookupCode = ['(', this.itemsSeparatedBy(possibleFunctionCalls, '||'), ')'];
let functionCall = this.source.functionCall(functionLookupCode, 'call', helper.callParams);
let functionLookupCode = [
'(',
this.itemsSeparatedBy(possibleFunctionCalls, '||'),
')'
];
let functionCall = this.source.functionCall(
functionLookupCode,
'call',
helper.callParams
);
this.push(functionCall);
},
@@ -685,22 +762,31 @@ JavaScriptCompiler.prototype = {
this.emptyHash();
let helper = this.setupHelper(0, name, helperCall);
let helperName = this.lastHelper = this.nameLookup('helpers', name, 'helper');
let helperName = (this.lastHelper = this.nameLookup(
'helpers',
name,
'helper'
));
let lookup = ['(', '(helper = ', helperName, ' || ', nonHelper, ')'];
if (!this.options.strict) {
lookup[0] = '(helper = ';
lookup.push(
' != null ? helper : ',
this.aliasable('container.hooks.helperMissing')
' != null ? helper : ',
this.aliasable('container.hooks.helperMissing')
);
}
this.push([
'(', lookup,
(helper.paramsInit ? ['),(', helper.paramsInit] : []), '),',
'(typeof helper === ', this.aliasable('"function"'), ' ? ',
this.source.functionCall('helper', 'call', helper.callParams), ' : helper))'
'(',
lookup,
helper.paramsInit ? ['),(', helper.paramsInit] : [],
'),',
'(typeof helper === ',
this.aliasable('"function"'),
' ? ',
this.source.functionCall('helper', 'call', helper.callParams),
' : helper))'
]);
},
@@ -713,7 +799,7 @@ JavaScriptCompiler.prototype = {
// and pushes the result of the invocation back.
invokePartial: function(isDynamic, name, indent) {
let params = [],
options = this.setupParams(name, 1, params);
options = this.setupParams(name, 1, params);
if (isDynamic) {
name = this.popStack();
@@ -750,9 +836,9 @@ JavaScriptCompiler.prototype = {
// Pops a value off the stack and assigns it to the current hash
assignToHash: function(key) {
let value = this.popStack(),
context,
type,
id;
context,
type,
id;
if (this.trackIds) {
id = this.popStack();
@@ -778,8 +864,13 @@ JavaScriptCompiler.prototype = {
pushId: function(type, name, child) {
if (type === 'BlockParam') {
this.pushStackLiteral(
'blockParams[' + name[0] + '].path[' + name[1] + ']'
+ (child ? ' + ' + JSON.stringify('.' + child) : ''));
'blockParams[' +
name[0] +
'].path[' +
name[1] +
']' +
(child ? ' + ' + JSON.stringify('.' + child) : '')
);
} else if (type === 'PathExpression') {
this.pushString(name);
} else if (type === 'SubExpression') {
@@ -794,7 +885,9 @@ JavaScriptCompiler.prototype = {
compiler: JavaScriptCompiler,
compileChildren: function(environment, options) {
let children = environment.children, child, compiler;
let children = environment.children,
child,
compiler;
for (let i = 0, l = children.length; i < l; i++) {
child = children[i];
@@ -807,7 +900,12 @@ JavaScriptCompiler.prototype = {
let index = this.context.programs.length;
child.index = index;
child.name = 'program' + index;
this.context.programs[index] = compiler.compile(child, options, this.context, !this.precompile);
this.context.programs[index] = compiler.compile(
child,
options,
this.context,
!this.precompile
);
this.context.decorators[index] = compiler.decorators;
this.context.environments[index] = child;
@@ -835,7 +933,7 @@ JavaScriptCompiler.prototype = {
programExpression: function(guid) {
let child = this.environment.children[guid],
programParams = [child.index, 'data', child.blockParams];
programParams = [child.index, 'data', child.blockParams];
if (this.useBlockParams || this.useDepths) {
programParams.push('blockParams');
@@ -870,7 +968,11 @@ JavaScriptCompiler.prototype = {
pushSource: function(source) {
if (this.pendingContent) {
this.source.push(
this.appendToBuffer(this.source.quotedString(this.pendingContent), this.pendingLocation));
this.appendToBuffer(
this.source.quotedString(this.pendingContent),
this.pendingLocation
)
);
this.pendingContent = undefined;
}
@@ -881,9 +983,9 @@ JavaScriptCompiler.prototype = {
replaceStack: function(callback) {
let prefix = ['('],
stack,
createdStack,
usedLiteral;
stack,
createdStack,
usedLiteral;
/* istanbul ignore next */
if (!this.isInline()) {
@@ -920,7 +1022,9 @@ JavaScriptCompiler.prototype = {
incrStack: function() {
this.stackSlot++;
if (this.stackSlot > this.stackVars.length) { this.stackVars.push('stack' + this.stackSlot); }
if (this.stackSlot > this.stackVars.length) {
this.stackVars.push('stack' + this.stackSlot);
}
return this.topStackName();
},
topStackName: function() {
@@ -947,9 +1051,9 @@ JavaScriptCompiler.prototype = {
popStack: function(wrapped) {
let inline = this.isInline(),
item = (inline ? this.inlineStack : this.compileStack).pop();
item = (inline ? this.inlineStack : this.compileStack).pop();
if (!wrapped && (item instanceof Literal)) {
if (!wrapped && item instanceof Literal) {
return item.value;
} else {
if (!inline) {
@@ -964,8 +1068,8 @@ JavaScriptCompiler.prototype = {
},
topStack: function() {
let stack = (this.isInline() ? this.inlineStack : this.compileStack),
item = stack[stack.length - 1];
let stack = this.isInline() ? this.inlineStack : this.compileStack,
item = stack[stack.length - 1];
/* istanbul ignore if */
if (item instanceof Literal) {
@@ -1007,9 +1111,13 @@ JavaScriptCompiler.prototype = {
setupHelper: function(paramSize, name, blockHelper) {
let params = [],
paramsInit = this.setupHelperArgs(name, paramSize, params, blockHelper);
paramsInit = this.setupHelperArgs(name, paramSize, params, blockHelper);
let foundHelper = this.nameLookup('helpers', name, 'helper'),
callContext = this.aliasable(`${this.contextName(0)} != null ? ${this.contextName(0)} : (container.nullContext || {})`);
callContext = this.aliasable(
`${this.contextName(0)} != null ? ${this.contextName(
0
)} : (container.nullContext || {})`
);
return {
params: params,
@@ -1021,11 +1129,11 @@ JavaScriptCompiler.prototype = {
setupParams: function(helper, paramSize, params) {
let options = {},
contexts = [],
types = [],
ids = [],
objectArgs = !params,
param;
contexts = [],
types = [],
ids = [],
objectArgs = !params,
param;
if (objectArgs) {
params = [];
@@ -1043,7 +1151,7 @@ JavaScriptCompiler.prototype = {
}
let inverse = this.popStack(),
program = this.popStack();
program = this.popStack();
// Avoid setting fn and inverse if neither are set. This allows
// helpers to do a check for `if (options.fn)`
@@ -1106,7 +1214,6 @@ JavaScriptCompiler.prototype = {
}
};
(function() {
const reservedWords = (
'break else new var' +
@@ -1127,21 +1234,24 @@ JavaScriptCompiler.prototype = {
' null true false'
).split(' ');
const compilerWords = JavaScriptCompiler.RESERVED_WORDS = {};
const compilerWords = (JavaScriptCompiler.RESERVED_WORDS = {});
for (let i = 0, l = reservedWords.length; i < l; i++) {
compilerWords[reservedWords[i]] = true;
}
}());
})();
JavaScriptCompiler.isValidJavaScriptVariableName = function(name) {
return !JavaScriptCompiler.RESERVED_WORDS[name] && (/^[a-zA-Z_$][0-9a-zA-Z_$]*$/).test(name);
return (
!JavaScriptCompiler.RESERVED_WORDS[name] &&
/^[a-zA-Z_$][0-9a-zA-Z_$]*$/.test(name)
);
};
function strictLookup(requireTerminal, compiler, parts, type) {
let stack = compiler.popStack(),
i = 0,
len = parts.length;
i = 0,
len = parts.length;
if (requireTerminal) {
len--;
}
@@ -1151,7 +1261,16 @@ function strictLookup(requireTerminal, compiler, parts, type) {
}
if (requireTerminal) {
return [compiler.aliasable('container.strict'), '(', stack, ', ', compiler.quotedString(parts[i]), ', ', JSON.stringify(compiler.source.currentLocation), ' )'];
return [
compiler.aliasable('container.strict'),
'(',
stack,
', ',
compiler.quotedString(parts[i]),
', ',
JSON.stringify(compiler.source.currentLocation),
' )'
];
} else {
return stack;
}