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Code Issues Releases Wiki Activity

Refactored where we do macro parameter string parsing

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Jeremy Ruston
2012-02-22 23:27:38 +00:00
parent 6902ee19de
commit 46f019ea83
2 changed files with 49 additions and 50 deletions
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55
js/Renderer.js
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@@ -10,6 +10,7 @@ Renderer objects
"use strict";
var utils = require("./Utils.js"),
ArgParser = require("./ArgParser.js").ArgParser,
Dependencies = require("./Dependencies.js").Dependencies;
var Node = function(children) {
@@ -45,25 +46,25 @@ var MacroNode = function(macroName,srcParams,children,store,dependencies) {
// Save the details
this.macroName = macroName;
this.macro = store.macros[macroName];
this.srcParams = srcParams;
this.children = children;
this.store = store;
this.srcParams = typeof srcParams === "string" ? this.parseMacroParamString(srcParams) : srcParams;
// Evaluate the dependencies
if(dependencies) {
this.dependencies = dependencies;
} else {
this.dependencies = new Dependencies();
if(srcParams && this.macro) {
if(this.srcParams && this.macro) {
if(this.macro.dependentAll) {
this.dependencies.dependentAll = true;
}
for(var m in this.macro.params) {
var paramInfo = this.macro.params[m];
if(m in srcParams && paramInfo.type === "tiddler") {
if(typeof srcParams[m] === "function") {
if(m in this.srcParams && paramInfo.type === "tiddler") {
if(typeof this.srcParams[m] === "function") {
this.dependencies.dependentAll = true;
} else {
this.dependencies.addDependency(srcParams[m],paramInfo.skinny);
this.dependencies.addDependency(this.srcParams[m],paramInfo.skinny);
}
}
}
@@ -77,6 +78,46 @@ var MacroNode = function(macroName,srcParams,children,store,dependencies) {
MacroNode.prototype = new Node();
MacroNode.prototype.constructor = MacroNode;
MacroNode.prototype.parseMacroParamString = function(paramString) {
var params = {},
args = new ArgParser(paramString,{defaultName: "anon", cascadeDefaults: this.macro.cascadeDefaults}),
self = this,
insertParam = function(name,arg) {
if(arg.evaluated) {
params[name] = self.store.jsParser.createTree([
{
type: "Function",
name: null,
params: ["tiddler","store","utils"], // These are the parameters passed to the parameter expressions
elements: [ {
type: "ReturnStatement",
value: self.store.jsParser.parse(arg.string).tree.elements[0]
} ]
}
]).compile("application/javascript").render;
} else {
params[name] = arg.string;
}
};
for(var m in this.macro.params) {
var param = this.macro.params[m],
arg;
if("byPos" in param && args.byPos[param.byPos] && (args.byPos[param.byPos].n === "anon" || args.byPos[param.byPos].n === m)) {
arg = args.byPos[param.byPos].v;
insertParam(m,arg);
} else {
arg = args.getValueByName(m);
if(!arg && param.byName === "default") {
arg = args.getValueByName("anon");
}
if(arg) {
insertParam(m,arg);
}
}
}
return params;
};
MacroNode.prototype.clone = function() {
return new MacroNode(this.macroName,this.srcParams,this.cloneChildren(),this.store,this.dependencies);
};
@@ -166,8 +207,8 @@ MacroNode.prototype.refreshInDom = function(changes) {
if(this.dependencies.hasChanged(changes)) {
// Ask the macro to rerender itself if it can
var tiddler = this.store.getTiddler(this.tiddlerTitle);
if(this.macro.refresh) {
this.macro.refresh.call(this,changes);
if(this.macro.refreshInDom) {
this.macro.refreshInDom.call(this,changes);
} else {
// Manually reexecute and rerender this macro
while(this.domNode.hasChildNodes()) {