@ -4,6 +4,7 @@ function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'defau
var entities = require ( 'entities' ) ;
var deindent = _ interopDefault ( require ( 'de-indent' ) ) ;
var sourceMap = require ( 'source-map' ) ;
/ * *
* Convert a value to a string that is actually rendered .
@ -184,12 +185,6 @@ function genStaticKeys(modules) {
}
var config = {
/ * *
* Preserve whitespaces between elements .
* /
preserveWhitespace : true ,
/ * *
* Option merge strategies ( used in core / util / options )
* /
@ -424,7 +419,8 @@ var proxyHandlers = void 0;
var initProxy = void 0 ;
if ( process . env . NODE_ENV !== 'production' ) {
( function ( ) {
var allowedGlobals = makeMap ( 'Infinity,undefined,NaN,isFinite,isNaN,' + 'parseFloat,parseInt,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,' + 'Math,Number,Date,Array,Object,Boolean,String,RegExp,Map,Set,JSON,Intl' ) ;
var allowedGlobals = makeMap ( 'Infinity,undefined,NaN,isFinite,isNaN,' + 'parseFloat,parseInt,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,' + 'Math,Number,Date,Array,Object,Boolean,String,RegExp,Map,Set,JSON,Intl,' + 'require,__webpack_require__' // for Webpack/Browserify
) ;
hasProxy = typeof Proxy !== 'undefined' && Proxy . toString ( ) . match ( /native code/ ) ;
@ -645,10 +641,11 @@ var Watcher = function () {
if ( config . errorHandler ) {
config . errorHandler . call ( null , e , this . vm ) ;
} else {
warn ( e . stack ) ;
throw e ;
}
}
// return old value when evaluation fails so the current UI is preserved
// if the error was somehow handled by user
value = this . value ;
}
// "touch" every property so they are all tracked as
@ -1310,9 +1307,9 @@ var VNode = function () {
return VNode ;
} ( ) ;
var emptyVNode = new VNode ( undefined , undefined , undefined , '' ) ;
var whitespace = new VNode ( undefined , undefined , undefined , ' ' ) ;
var emptyVNode = function emptyVNode ( ) {
return new VNode ( undefined , undefined , undefined , '' ) ;
} ;
function normalizeChildren ( children ) {
// invoke children thunks.
@ -1332,13 +1329,8 @@ function normalizeChildren(children) {
if ( Array . isArray ( c ) ) {
res . push . apply ( res , normalizeChildren ( c ) ) ;
} else if ( isPrimitive ( c ) ) {
// optimize whitespace
if ( c === ' ' ) {
res . push ( whitespace ) ;
} else {
// convert primitive to vnode
res . push ( new VNode ( undefined , undefined , undefined , c ) ) ;
}
// convert primitive to vnode
res . push ( new VNode ( undefined , undefined , undefined , c ) ) ;
} else if ( c instanceof VNode ) {
res . push ( c ) ;
}
@ -1426,9 +1418,7 @@ function lifecycleMixin(Vue) {
var vm = this ;
vm . $el = el ;
if ( ! vm . $options . render ) {
vm . $options . render = function ( ) {
return emptyVNode ;
} ;
vm . $options . render = emptyVNode ;
if ( process . env . NODE_ENV !== 'production' ) {
/* istanbul ignore if */
if ( vm . $options . template ) {
@ -1805,7 +1795,7 @@ function renderElement(tag, data, namespace) {
}
if ( ! tag ) {
// in case of component :is set to falsy value
return emptyVNode ;
return emptyVNode ( ) ;
}
if ( typeof tag === 'string' ) {
var Ctor = void 0 ;
@ -1859,19 +1849,24 @@ function renderMixin(Vue) {
Vue . prototype . _ render = function ( ) {
var vm = this ;
// set current active instance
var prev = renderState . activeInstance ;
renderState . activeInstance = vm ;
if ( ! vm . _ isMounted ) {
// render static sub-trees for once on initial render
renderStaticTrees ( vm ) ;
}
var _ vm$$options = vm . $options ;
var render = _ vm$$options . render ;
var staticRenderFns = _ vm$$options . staticRenderFns ;
var _ renderChildren = _ vm$$options . _ renderChildren ;
var _ parentVnode = _ vm$$options . _ parentVnode ;
if ( staticRenderFns && ! vm . _ staticTrees ) {
// render static sub-trees for once on initial render
renderStaticTrees ( vm , staticRenderFns ) ;
}
// resolve slots. becaues slots are rendered in parent scope,
// we set the activeInstance to parent.
if ( _ renderChildren ) {
resolveSlots ( vm , _ renderChildren ) ;
}
@ -1882,7 +1877,7 @@ function renderMixin(Vue) {
if ( process . env . NODE_ENV !== 'production' && Array . isArray ( vnode ) ) {
warn ( 'Multiple root nodes returned from render function. Render function ' + 'should return a single root node.' , vm ) ;
}
vnode = emptyVNode ;
vnode = emptyVNode ( ) ;
}
// set parent
vnode . parent = _ parentVnode ;
@ -1955,13 +1950,10 @@ function renderMixin(Vue) {
} ;
}
function renderStaticTrees ( vm ) {
var staticRenderFns = vm . $options . staticRenderFns ;
if ( staticRenderFns ) {
var trees = vm . _ staticTrees = new Array ( staticRenderFns . length ) ;
for ( var i = 0 ; i < staticRenderFns . length ; i ++ ) {
trees [ i ] = staticRenderFns [ i ] . call ( vm . _ renderProxy ) ;
}
function renderStaticTrees ( vm , fns ) {
var trees = vm . _ staticTrees = new Array ( fns . length ) ;
for ( var i = 0 ; i < fns . length ; i ++ ) {
trees [ i ] = fns [ i ] . call ( vm . _ renderProxy ) ;
}
}
@ -2960,6 +2952,14 @@ function baseWarn(msg) {
console . error ( '[Vue parser]: ' + msg ) ;
}
function pluckModuleFunction ( modules , key ) {
return modules ? modules . map ( function ( m ) {
return m [ key ] ;
} ) . filter ( function ( _ ) {
return _ ;
} ) : [ ] ;
}
function addProp ( el , name , value ) {
( el . props || ( el . props = [ ] ) ) . push ( { name : name , value : value } ) ;
}
@ -3047,7 +3047,9 @@ var decodeHTMLCached = cached(entities.decodeHTML);
var warn$1 = void 0 ;
var platformGetTagNamespace = void 0 ;
var platformMustUseProp = void 0 ;
var platformModules = void 0 ;
var preTransforms = void 0 ;
var transforms = void 0 ;
var postTransforms = void 0 ;
var delimiters = void 0 ;
/ * *
@ -3057,7 +3059,9 @@ function parse(template, options) {
warn$1 = options . warn || baseWarn ;
platformGetTagNamespace = options . getTagNamespace || no ;
platformMustUseProp = options . mustUseProp || no ;
platformModules = options . modules || [ ] ;
preTransforms = pluckModuleFunction ( options . modules , 'preTransformNode' ) ;
transforms = pluckModuleFunction ( options . modules , 'transformNode' ) ;
postTransforms = pluckModuleFunction ( options . modules , 'postTransformNode' ) ;
delimiters = options . delimiters ;
var stack = [ ] ;
var root = void 0 ;
@ -3103,6 +3107,11 @@ function parse(template, options) {
process . env . NODE_ENV !== 'production' && warn$1 ( 'Templates should only be responsbile for mapping the state to the ' + 'UI. Avoid placing tags with side-effects in your templates, such as ' + ( '<' + tag + '>.' ) ) ;
}
// apply pre-transforms
for ( var i = 0 ; i < preTransforms . length ; i ++ ) {
preTransforms [ i ] ( element , options ) ;
}
if ( ! inPre ) {
processPre ( element ) ;
if ( element . pre ) {
@ -3122,8 +3131,8 @@ function parse(template, options) {
processRender ( element ) ;
processSlot ( element ) ;
processComponent ( element ) ;
for ( var i = 0 ; i < platformModule s. length ; i ++ ) {
platformModules [ i ] . transformNode ( element , options ) ;
for ( var _ i = 0 ; _ i < transform s. length ; _ i ++ ) {
transforms [ _ i ] ( element , options ) ;
}
processAttrs ( element ) ;
}
@ -3156,6 +3165,10 @@ function parse(template, options) {
currentParent = element ;
stack . push ( element ) ;
}
// apply post-transforms
for ( var _ i2 = 0 ; _ i2 < postTransforms . length ; _ i2 ++ ) {
postTransforms [ _ i2 ] ( element , options ) ;
}
} ,
end : function end ( ) {
// remove trailing whitespace
@ -3182,7 +3195,7 @@ function parse(template, options) {
}
text = currentParent . tag === 'pre' || text . trim ( ) ? decodeHTMLCached ( text )
// only preserve whitespace if its not right after a starting tag
: options . preserveWhitespace && currentParent . children . length ? ' ' : '' ;
: currentParent . children . length ? ' ' : '' ;
if ( text ) {
var expression = void 0 ;
if ( ! inPre && text !== ' ' && ( expression = parseText ( text , delimiters ) ) ) {
@ -3212,7 +3225,7 @@ function processPre(el) {
function processRawAttrs ( el ) {
var l = el . attrsList . length ;
if ( l ) {
var attrs = el . attrs = new Array ( l ) ;
var attrs = el . st aticA ttrs= new Array ( l ) ;
for ( var i = 0 ; i < l ; i ++ ) {
attrs [ i ] = {
name : el . attrsList [ i ] . name ,
@ -3584,7 +3597,8 @@ var baseDirectives = {
// configurable state
var warn$2 = void 0 ;
var platformModules$1 = void 0 ;
var transforms$1 = void 0 ;
var dataGenFns = void 0 ;
var platformDirectives = void 0 ;
var isPlatformReservedTag$1 = void 0 ;
var staticRenderFns = void 0 ;
@ -3596,7 +3610,8 @@ function generate(ast, options) {
var currentStaticRenderFns = staticRenderFns = [ ] ;
currentOptions = options ;
warn$2 = options . warn || baseWarn ;
platformModules$1 = options . modules || [ ] ;
transforms$1 = pluckModuleFunction ( options . modules , 'transformCode' ) ;
dataGenFns = pluckModuleFunction ( options . modules , 'genData' ) ;
platformDirectives = options . directives || { } ;
isPlatformReservedTag$1 = options . isReservedTag || no ;
var code = ast ? genElement ( ast ) : '_h(_e("div"))' ;
@ -3638,12 +3653,9 @@ function genElement(el) {
code = '_m(' + ( staticRenderFns . length - 1 ) + ')' ;
}
}
// platform modules
for ( var i = 0 ; i < platformModules$1 . length ; i ++ ) {
var transform = platformModules$1 [ i ] . transformCode ;
if ( transform ) {
code = transform ( el , code ) ;
}
// module transforms
for ( var i = 0 ; i < transforms$1 . length ; i ++ ) {
code = transforms$1 [ i ] ( el , code ) ;
}
// check keep-alive
if ( el . component && el . keepAlive ) {
@ -3702,9 +3714,9 @@ function genData(el) {
if ( el . slotTarget ) {
data += 'slot:' + el . slotTarget + ',' ;
}
// platform modules
for ( var i = 0 ; i < platformModules$1 . length ; i ++ ) {
data += platformModules$1 [ i ] . genData ( el ) ;
// module data generation function s
for ( var i = 0 ; i < dataGenFns . length ; i ++ ) {
data += dataGenFns [ i ] ( el ) ;
}
// v-show, used to avoid transition being applied
// since v-show takes it over
@ -3845,6 +3857,8 @@ function compile$2(template, options) {
} ;
}
var keywordRE = new RegExp ( '\\b' + ( 'do,if,in,for,let,new,try,var,case,else,with,await,break,catch,class,const,' + 'super,throw,while,yield,delete,export,import,return,switch,typeof,default,' + 'extends,finally,continue,debugger,function,arguments,instanceof' ) . split ( ',' ) . join ( '\\b|\\b' ) + '\\b' ) ;
// detect problematic expressions in a template
function detectErrors ( ast ) {
var errors = [ ] ;
@ -3875,13 +3889,23 @@ function checkNode(node, errors) {
}
function checkExpression ( exp , text , errors ) {
try {
new Function ( exp ) ;
} catch ( e ) {
errors . push ( '- invalid expression: ' + text ) ;
exp = stripToString ( exp ) ;
var keywordMatch = exp . match ( keywordRE ) ;
if ( keywordMatch ) {
errors . push ( '- avoid using JavaScript keyword as property name: ' + ( '"' + keywordMatch [ 0 ] + '" in expression ' + text ) ) ;
} else {
try {
new Function ( exp ) ;
} catch ( e ) {
errors . push ( '- invalid expression: ' + text ) ;
}
}
}
function stripToString ( exp ) {
return exp . replace ( /^_s\((.*)\)$/ , '$1' ) ;
}
function transformNode ( el , options ) {
var warn = options . warn || baseWarn ;
var staticClass = getAndRemoveAttr ( el , 'class' ) ;
@ -4073,13 +4097,11 @@ var directives = {
html : html
} ;
var cache1 = Object . create ( null ) ;
var cache2 = Object . create ( null ) ;
var cache = Object . create ( null ) ;
var baseOptions = {
isIE : isIE ,
expectHTML : true ,
preserveWhitespace : true ,
modules : modules ,
staticKeys : genStaticKeys ( modules ) ,
directives : directives ,
@ -4107,7 +4129,6 @@ function compileToFunctions(template, options, vm) {
}
}
}
var cache = options && options . preserveWhitespace === false ? cache1 : cache2 ;
var key = options && options . delimiters ? String ( options . delimiters ) + template : template ;
if ( cache [ key ] ) {
return cache [ key ] ;
@ -4138,19 +4159,23 @@ function makeFunction(code) {
}
}
var splitRE = /\r?\n/g ;
var emptyRE = /^(?:\/\/)?\s*$/ ;
var isSpecialTag = makeMap ( 'script,style,template' , true ) ;
/ * *
* Parse a single - file component ( * . vue ) file into an SFC Descriptor Object .
* /
function parseSFC ( content ) {
function parseComponent ( content ) {
var options = arguments . length <= 1 || arguments [ 1 ] === undefined ? { } : arguments [ 1 ] ;
var sfc = {
template : null ,
script : null ,
styles : [ ]
} ;
var depth = 0 ;
var currentBlock = void 0 ;
var currentBlock = null ;
function start ( tag , attrs ) {
depth ++ ;
@ -4158,39 +4183,90 @@ function parseSFC(content) {
return ;
}
if ( isSpecialTag ( tag ) ) {
var block = currentBlock = {
currentBlock = {
type : tag ,
content : ''
} ;
for ( var i = 0 ; i < attrs . length ; i ++ ) {
var attr = attrs [ i ] ;
if ( attr . name === 'lang' ) {
block . lang = attr . value ;
}
if ( attr . name === 'scoped' ) {
block . scoped = true ;
}
if ( attr . name === 'src' ) {
block . src = attr . value ;
}
}
checkAttrs ( currentBlock , attrs ) ;
if ( tag === 'style' ) {
sfc . styles . push ( b lock) ;
sfc . styles . push ( currentBlock ) ;
} else {
sfc [ tag ] = block ;
sfc [ tag ] = currentBlock ;
}
}
}
function checkAttrs ( block , attrs ) {
for ( var i = 0 ; i < attrs . length ; i ++ ) {
var attr = attrs [ i ] ;
if ( attr . name === 'lang' ) {
block . lang = attr . value ;
}
if ( attr . name === 'scoped' ) {
block . scoped = true ;
}
if ( attr . name === 'src' ) {
block . src = attr . value ;
}
}
}
function end ( ) {
depth -- ;
if ( options . map && currentBlock && ! currentBlock . src ) {
addSourceMap ( currentBlock ) ;
}
currentBlock = null ;
}
function chars ( text ) {
if ( currentBlock ) {
currentBlock . content = deindent ( text ) ;
currentBlock . start = content . indexOf ( text ) ;
currentBlock . end = currentBlock . start + text . length ;
text = deindent ( text ) ;
// pad content so that linters and pre-processors can output correct
// line numbers in errors and warnings
if ( currentBlock . type !== 'template' && options . pad ) {
text = padContent ( currentBlock ) + text ;
}
currentBlock . content = text ;
}
}
function padContent ( block ) {
var padChar = block . type === 'script' && ! block . lang ? '//\n' : '\n' ;
return Array ( getPaddingOffset ( block ) + 1 ) . join ( padChar ) ;
}
function getPaddingOffset ( block ) {
return content . slice ( 0 , block . start ) . split ( splitRE ) . length - 1 ;
}
function addSourceMap ( block ) {
var filename = options . map . filename ;
/* istanbul ignore if */
if ( ! filename ) {
throw new Error ( 'Should provide original filename in the map option.' ) ;
}
var offset = options . pad ? 0 : getPaddingOffset ( block ) ;
var map = new sourceMap . SourceMapGenerator ( ) ;
map . setSourceContent ( filename , content ) ;
block . content . split ( splitRE ) . forEach ( function ( line , index ) {
if ( ! emptyRE . test ( line ) ) {
map . addMapping ( {
source : filename ,
original : {
line : index + 1 + offset ,
column : 0
} ,
generated : {
line : index + 1 ,
column : 0
}
} ) ;
}
} ) ;
block . map = JSON . parse ( map . toString ( ) ) ;
}
parseHTML ( content , {
@ -4204,8 +4280,14 @@ function parseSFC(content) {
}
function compile ( template , options ) {
options = options || { } ;
var errors = [ ] ;
// allow injecting modules/directives
var modules = options . modules ? baseOptions . modules . concat ( options . modules ) : baseOptions . modules ;
var directives = options . directives ? extend ( extend ( { } , baseOptions . directives ) , options . directives ) : baseOptions . directives ;
var compiled = compile$1 ( template , {
modules : modules ,
directives : directives ,
warn : function warn ( msg ) {
errors . push ( msg ) ;
}
@ -4215,5 +4297,5 @@ function compile(template, options) {
}
exports . compile = compile ;
exports . parseComponent = parseSF C ;
exports . parseComponent = parseComponent ;
exports . compileToFunctions = compileToFunctions ;
Evan You
9 years ago