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feat(di): provide two ways to create an injector, resolved and unresolved

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Add two factory static functions to Injector: resolveAndCreate and
fromResolvedBindings.

We want to avoid resolution and flattening every time we create a new
injector. This commit allows the user to cache resolved bindings and
reuse them.
This commit is contained in:
Yegor Jbanov
2015-04-10 17:05:31 -07:00
parent 6c8398df9b
commit 4a961f4ecb
24 changed files with 160 additions and 127 deletions
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14
modules/benchmarks/src/di/di_benchmark.js
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@ -16,16 +16,16 @@ export function main() {
setupReflector();
var bindings = [A, B, C, D, E];
var injector = new Injector(bindings);
var injector = Injector.resolveAndCreate(bindings);
var D_KEY = Key.get(D);
var E_KEY = Key.get(E);
var childInjector = injector.
createChild([]).
createChild([]).
createChild([]).
createChild([]).
createChild([]);
resolveAndCreateChild([]).
resolveAndCreateChild([]).
resolveAndCreateChild([]).
resolveAndCreateChild([]).
resolveAndCreateChild([]);
var variousBindings = [
A,
@ -56,7 +56,7 @@ export function main() {
function instantiate() {
for (var i = 0; i < iterations; ++i) {
var child = injector.createChild([E]);
var child = injector.resolveAndCreateChild([E]);
child.get(E);
}
}