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[js] Refactor src/vm/js/nqp-runtime/global-context.js
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,59 +1,76 @@ | ||
| 'use strict'; | ||
|
|
||
| class GlobalContext { | ||
| constructor() { | ||
| this.restore = []; | ||
| this.save = []; | ||
| } | ||
| }; | ||
| this.save = []; | ||
|
|
||
| module.exports.context = new GlobalContext(); | ||
| // Serialization context properties. | ||
| this.scs = new Map(); | ||
| this.compilingSCs = []; | ||
| this.scwbDisableDepth = 0; | ||
| this.neverRepossess = new WeakSet(); | ||
|
|
||
| const initialization = []; | ||
| // HLL properties. | ||
| this.hllSyms = new Map(); | ||
| this.hllConfigs = new Map(); | ||
| this.compilerRegistry = new Map(); | ||
|
|
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| module.exports.initialize = function(setup) { | ||
| setup(module.exports.context); | ||
| initialization.push(setup); | ||
| }; | ||
|
|
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| module.exports.freshGlobalContext = function(setup) { | ||
| const old = module.exports.context; | ||
|
|
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| for (const save of old.save) { | ||
| save(old); | ||
| // Runtime properties. | ||
| this.loadedCache = new WeakMap(); | ||
| } | ||
| } | ||
|
|
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| module.exports.context = new GlobalContext(); | ||
| class GlobalContextWrapper { | ||
| constructor() { | ||
| this.context = new GlobalContext(); | ||
| this.initialization = []; | ||
| } | ||
|
|
||
| for (const setup of initialization) { | ||
| setup(module.exports.context); | ||
| initialize(setup) { | ||
| setup(this.context); | ||
| this.initialization.push(setup); | ||
| } | ||
|
|
||
| return old; | ||
| }; | ||
| freshGlobalContext(setup) { | ||
| const old = this.context; | ||
| for (const save of old.save) { | ||
| save(old); | ||
| } | ||
|
|
||
| module.exports.setGlobalContext = function(context) { | ||
| const old = module.exports.context; | ||
| this.context = new GlobalContext(); | ||
| for (const setup of this.initialization) { | ||
| setup(this.context); | ||
| } | ||
|
|
||
| for (const save of old.save) { | ||
| save(old); | ||
| return old; | ||
| } | ||
|
|
||
| module.exports.context = context; | ||
| setGlobalContext(context) { | ||
| const old = this.context; | ||
| for (const save of old.save) { | ||
| save(old); | ||
| } | ||
|
|
||
| for (const action of context.restore) { | ||
| action(context); | ||
| this.context = context; | ||
| for (const action of this.context.restore) { | ||
| action(this.context); | ||
| } | ||
|
|
||
| return old; | ||
| } | ||
|
|
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| return old; | ||
| }; | ||
| restoreThisGlobalContext(callback) { | ||
| callback(this.context); | ||
| this.context.restore.push(callback); | ||
| } | ||
|
|
||
| module.exports.restoreThisGlobalContext = function(callback) { | ||
| callback(module.exports.context); | ||
| module.exports.context.restore.push(callback); | ||
| }; | ||
| saveThisGlobalContext(callback) { | ||
| callback(this.context); | ||
| this.context.save.push(callback); | ||
| } | ||
|
|
||
| module.exports.saveThisGlobalContext = function(callback) { | ||
| callback(module.exports.context); | ||
| module.exports.context.save.push(callback); | ||
| // Think about compiling SCs. | ||
| }; | ||
|
|
||
| // Think about compilingSCs | ||
| module.exports = new GlobalContextWrapper(); |
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