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feat(ivy): support for i18n & ICU expressions (#26275)

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PR Close #26275
This commit is contained in:
Olivier Combe
2018-11-13 09:36:30 +01:00
committed by Andrew Kushnir
parent d97994b27f
commit a63fd2d0f5
25 changed files with 2980 additions and 2538 deletions
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40
packages/core/src/render3/interfaces/i18n.ts
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@ -16,24 +16,32 @@
*
* See: `I18nCreateOpCodes` for example of usage.
*/
import {SanitizerFn} from './sanitization';
export const enum I18nMutateOpCode {
/// Stores shift amount for bits 17-2 that contain reference index.
SHIFT_REF = 2,
/// Stores shift amount for bits 17-3 that contain reference index.
SHIFT_REF = 3,
/// Stores shift amount for bits 31-17 that contain parent index.
SHIFT_PARENT = 17,
/// Mask for OpCode
MASK_OPCODE = 0b11,
MASK_OPCODE = 0b111,
/// Mask for reference index.
MASK_REF = ((2 ^ 16) - 1) << SHIFT_REF,
/// OpCode to select a node. (next OpCode will contain the operation.)
Select = 0b00,
Select = 0b000,
/// OpCode to append the current node to `PARENT`.
AppendChild = 0b01,
AppendChild = 0b001,
/// OpCode to insert the current node to `PARENT` before `REF`.
InsertBefore = 0b10,
InsertBefore = 0b010,
/// OpCode to remove the `REF` node from `PARENT`.
Remove = 0b11,
Remove = 0b011,
/// OpCode to set the attribute of a node.
Attr = 0b100,
/// OpCode to simulate elementEnd()
ElementEnd = 0b101,
/// OpCode to read the remove OpCodes for the nested ICU
RemoveNestedIcu = 0b110,
}
/**
@ -114,8 +122,8 @@ export interface COMMENT_MARKER { marker: 'comment'; }
* // For removing existing nodes
* // --------------------------------------------------
* // const node = lViewData[1];
* // lViewData[2].remove(node);
* 2 << SHIFT_PARENT | 1 << SHIFT_REF | Remove,
* // removeChild(tView.data(1), node, lViewData);
* 1 << SHIFT_REF | Remove,
*
* // For writing attributes
* // --------------------------------------------------
@ -178,7 +186,7 @@ export const enum I18nUpdateOpCode {
* }
* ```
* We can assume that each call to `i18nExp` sets an internal `changeMask` bit depending on the
* index of `i18nExp` index.
* index of `i18nExp`.
*
* OpCodes
* ```
@ -222,7 +230,7 @@ export const enum I18nUpdateOpCode {
* ```
*
*/
export interface I18nUpdateOpCodes extends Array<string|number|((text: string) => string | null)> {}
export interface I18nUpdateOpCodes extends Array<string|number|SanitizerFn|null> {}
/**
* Store information for the i18n translation block.
@ -355,10 +363,6 @@ export interface TIcu {
update: I18nUpdateOpCodes[];
}
/**
* Stores currently selected case in each ICU.
*
* For each ICU in translation, the `Li18n` stores the currently selected case for the current
* `LView`. For perf reasons this array is only created if a translation block has an ICU.
*/
export interface LI18n extends Array<number> {}
// Note: This hack is necessary so we don't erroneously get a circular dependency
// failure based on types.
export const unusedValueExportToPlacateAjd = 1;