mirror of
https://github.com/pulsar-edit/pulsar.git
synced 2024-11-11 04:48:44 +03:00
176 lines
9.2 KiB
CoffeeScript
176 lines
9.2 KiB
CoffeeScript
TokenizedBuffer = require 'tokenized-buffer'
|
|
LanguageMode = require 'language-mode'
|
|
Buffer = require 'buffer'
|
|
Range = require 'range'
|
|
|
|
describe "TokenizedBuffer", ->
|
|
[editSession, tokenizedBuffer, buffer] = []
|
|
|
|
beforeEach ->
|
|
editSession = fixturesProject.buildEditSessionForPath('sample.js', autoIndent: false)
|
|
{ tokenizedBuffer, buffer } = editSession
|
|
|
|
afterEach ->
|
|
editSession.destroy()
|
|
|
|
describe ".findOpeningBracket(closingBufferPosition)", ->
|
|
it "returns the position of the matching bracket, skipping any nested brackets", ->
|
|
expect(tokenizedBuffer.findOpeningBracket([9, 2])).toEqual [1, 29]
|
|
|
|
describe ".findClosingBracket(startBufferPosition)", ->
|
|
it "returns the position of the matching bracket, skipping any nested brackets", ->
|
|
expect(tokenizedBuffer.findClosingBracket([1, 29])).toEqual [9, 2]
|
|
|
|
describe "tokenization", ->
|
|
it "tokenizes all the lines in the buffer on construction", ->
|
|
expect(tokenizedBuffer.lineForScreenRow(0).tokens[0]).toEqual(value: 'var', scopes: ['source.js', 'storage.type.js'])
|
|
expect(tokenizedBuffer.lineForScreenRow(11).tokens[1]).toEqual(value: 'return', scopes: ['source.js', 'keyword.control.js'])
|
|
|
|
describe "when the buffer changes", ->
|
|
changeHandler = null
|
|
|
|
beforeEach ->
|
|
changeHandler = jasmine.createSpy('changeHandler')
|
|
tokenizedBuffer.on "change", changeHandler
|
|
|
|
describe "when lines are updated, but none are added or removed", ->
|
|
it "updates tokens for each of the changed lines", ->
|
|
range = new Range([0, 0], [2, 0])
|
|
buffer.change(range, "foo()\n7\n")
|
|
|
|
expect(tokenizedBuffer.lineForScreenRow(0).tokens[1]).toEqual(value: '(', scopes: ['source.js', 'meta.brace.round.js'])
|
|
expect(tokenizedBuffer.lineForScreenRow(1).tokens[0]).toEqual(value: '7', scopes: ['source.js', 'constant.numeric.js'])
|
|
|
|
expect(changeHandler).toHaveBeenCalled()
|
|
[event] = changeHandler.argsForCall[0]
|
|
|
|
expect(event.oldRange).toEqual range
|
|
expect(event.newRange).toEqual new Range([0, 0], [2,0])
|
|
|
|
# line 2 is unchanged
|
|
expect(tokenizedBuffer.lineForScreenRow(2).tokens[1]).toEqual(value: 'if', scopes: ['source.js', 'keyword.control.js'])
|
|
|
|
it "updates tokens for lines beyond the changed lines if needed", ->
|
|
buffer.insert([5, 30], '/* */')
|
|
changeHandler.reset()
|
|
|
|
buffer.insert([2, 0], '/*')
|
|
expect(tokenizedBuffer.lineForScreenRow(3).tokens[0].scopes).toEqual ['source.js', 'comment.block.js']
|
|
expect(tokenizedBuffer.lineForScreenRow(4).tokens[0].scopes).toEqual ['source.js', 'comment.block.js']
|
|
expect(tokenizedBuffer.lineForScreenRow(5).tokens[0].scopes).toEqual ['source.js', 'comment.block.js']
|
|
|
|
expect(changeHandler).toHaveBeenCalled()
|
|
[event] = changeHandler.argsForCall[0]
|
|
expect(event.oldRange).toEqual new Range([2, 0], [5, buffer.lineForRow(5).length])
|
|
expect(event.newRange).toEqual new Range([2, 0], [5, buffer.lineForRow(5).length])
|
|
|
|
it "resumes highlighting with the state of the previous line", ->
|
|
buffer.insert([0, 0], '/*')
|
|
buffer.insert([5, 0], '*/')
|
|
|
|
buffer.insert([1, 0], 'var ')
|
|
expect(tokenizedBuffer.lineForScreenRow(1).tokens[0].scopes).toEqual ['source.js', 'comment.block.js']
|
|
|
|
describe "when lines are both updated and removed", ->
|
|
it "updates tokens to reflect the removed lines", ->
|
|
range = new Range([1, 0], [3, 0])
|
|
buffer.change(range, "foo()")
|
|
|
|
# previous line 0 remains
|
|
expect(tokenizedBuffer.lineForScreenRow(0).tokens[0]).toEqual(value: 'var', scopes: ['source.js', 'storage.type.js'])
|
|
|
|
# previous line 3 should be combined with input to form line 1
|
|
expect(tokenizedBuffer.lineForScreenRow(1).tokens[0]).toEqual(value: 'foo', scopes: ['source.js'])
|
|
expect(tokenizedBuffer.lineForScreenRow(1).tokens[6]).toEqual(value: '=', scopes: ['source.js', 'keyword.operator.js'])
|
|
|
|
# lines below deleted regions should be shifted upward
|
|
expect(tokenizedBuffer.lineForScreenRow(2).tokens[1]).toEqual(value: 'while', scopes: ['source.js', 'keyword.control.js'])
|
|
expect(tokenizedBuffer.lineForScreenRow(3).tokens[1]).toEqual(value: '=', scopes: ['source.js', 'keyword.operator.js'])
|
|
expect(tokenizedBuffer.lineForScreenRow(4).tokens[1]).toEqual(value: '<', scopes: ['source.js', 'keyword.operator.js'])
|
|
|
|
expect(changeHandler).toHaveBeenCalled()
|
|
[event] = changeHandler.argsForCall[0]
|
|
expect(event.oldRange).toEqual range
|
|
expect(event.newRange).toEqual new Range([1, 0], [1, 5])
|
|
|
|
it "updates tokens for lines beyond the changed lines if needed", ->
|
|
buffer.insert([5, 30], '/* */')
|
|
changeHandler.reset()
|
|
|
|
buffer.change(new Range([2, 0], [3, 0]), '/*')
|
|
expect(tokenizedBuffer.lineForScreenRow(2).tokens[0].scopes).toEqual ['source.js', 'comment.block.js', 'punctuation.definition.comment.js']
|
|
expect(tokenizedBuffer.lineForScreenRow(3).tokens[0].scopes).toEqual ['source.js', 'comment.block.js']
|
|
expect(tokenizedBuffer.lineForScreenRow(4).tokens[0].scopes).toEqual ['source.js', 'comment.block.js']
|
|
|
|
expect(changeHandler).toHaveBeenCalled()
|
|
[event] = changeHandler.argsForCall[0]
|
|
expect(event.oldRange).toEqual new Range([2, 0], [5, buffer.lineForRow(4).length])
|
|
expect(event.newRange).toEqual new Range([2, 0], [4, buffer.lineForRow(4).length])
|
|
|
|
describe "when lines are both updated and inserted", ->
|
|
it "updates tokens to reflect the inserted lines", ->
|
|
range = new Range([1, 0], [2, 0])
|
|
buffer.change(range, "foo()\nbar()\nbaz()\nquux()")
|
|
|
|
# previous line 0 remains
|
|
expect(tokenizedBuffer.lineForScreenRow(0).tokens[0]).toEqual( value: 'var', scopes: ['source.js', 'storage.type.js'])
|
|
|
|
# 3 new lines inserted
|
|
expect(tokenizedBuffer.lineForScreenRow(1).tokens[0]).toEqual(value: 'foo', scopes: ['source.js'])
|
|
expect(tokenizedBuffer.lineForScreenRow(2).tokens[0]).toEqual(value: 'bar', scopes: ['source.js'])
|
|
expect(tokenizedBuffer.lineForScreenRow(3).tokens[0]).toEqual(value: 'baz', scopes: ['source.js'])
|
|
|
|
# previous line 2 is joined with quux() on line 4
|
|
expect(tokenizedBuffer.lineForScreenRow(4).tokens[0]).toEqual(value: 'quux', scopes: ['source.js'])
|
|
expect(tokenizedBuffer.lineForScreenRow(4).tokens[4]).toEqual(value: 'if', scopes: ['source.js', 'keyword.control.js'])
|
|
|
|
# previous line 3 is pushed down to become line 5
|
|
expect(tokenizedBuffer.lineForScreenRow(5).tokens[3]).toEqual(value: '=', scopes: ['source.js', 'keyword.operator.js'])
|
|
|
|
expect(changeHandler).toHaveBeenCalled()
|
|
[event] = changeHandler.argsForCall[0]
|
|
expect(event.oldRange).toEqual range
|
|
expect(event.newRange).toEqual new Range([1, 0], [4, 6])
|
|
|
|
it "updates tokens for lines beyond the changed lines if needed", ->
|
|
buffer.insert([5, 30], '/* */')
|
|
changeHandler.reset()
|
|
|
|
buffer.insert([2, 0], '/*\nabcde\nabcder')
|
|
expect(tokenizedBuffer.lineForScreenRow(2).tokens[0].scopes).toEqual ['source.js', 'comment.block.js', 'punctuation.definition.comment.js']
|
|
expect(tokenizedBuffer.lineForScreenRow(3).tokens[0].scopes).toEqual ['source.js', 'comment.block.js']
|
|
expect(tokenizedBuffer.lineForScreenRow(4).tokens[0].scopes).toEqual ['source.js', 'comment.block.js']
|
|
expect(tokenizedBuffer.lineForScreenRow(5).tokens[0].scopes).toEqual ['source.js', 'comment.block.js']
|
|
expect(tokenizedBuffer.lineForScreenRow(6).tokens[0].scopes).toEqual ['source.js', 'comment.block.js']
|
|
expect(tokenizedBuffer.lineForScreenRow(7).tokens[0].scopes).toEqual ['source.js', 'comment.block.js']
|
|
expect(tokenizedBuffer.lineForScreenRow(8).tokens[0].scopes).not.toBe ['source.js', 'comment.block.js']
|
|
|
|
expect(changeHandler).toHaveBeenCalled()
|
|
[event] = changeHandler.argsForCall[0]
|
|
expect(event.oldRange).toEqual new Range([2, 0], [5, buffer.lineForRow(7).length])
|
|
expect(event.newRange).toEqual new Range([2, 0], [7, buffer.lineForRow(7).length])
|
|
|
|
describe "when the buffer contains tab characters", ->
|
|
tabText = ' '
|
|
editSession2 = null
|
|
|
|
beforeEach ->
|
|
editSession2 = fixturesProject.buildEditSessionForPath('sample-with-tabs.coffee', { tabText })
|
|
{ buffer, tokenizedBuffer } = editSession2
|
|
|
|
afterEach ->
|
|
editSession2.destroy()
|
|
|
|
it "always renders each tab as its own atomic token containing tabText", ->
|
|
screenLine0 = tokenizedBuffer.lineForScreenRow(0)
|
|
expect(screenLine0.text).toBe "# Econ 101#{tabText}"
|
|
{ tokens } = screenLine0
|
|
expect(tokens.length).toBe 3
|
|
expect(tokens[0].value).toBe "#"
|
|
expect(tokens[1].value).toBe " Econ 101"
|
|
expect(tokens[2].value).toBe tabText
|
|
expect(tokens[2].scopes).toEqual tokens[1].scopes
|
|
expect(tokens[2].isAtomic).toBeTruthy()
|
|
|
|
expect(tokenizedBuffer.lineForScreenRow(2).text).toBe "#{tabText} buy()#{tabText}while supply > demand"
|