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Add support for escape char ESC via `e. #2920

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Merged
lzybkr merged 3 commits into from
Dec 23, 2016
Merged

Add support for escape char ESC via `e. #2920

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ae235ae
Add support for escape char ESC via `e.
rkeithhill Dec 22, 2016
03fb6a8
Fix unintentional whitespace changes.
rkeithhill Dec 22, 2016
7b2e48f
Fix a few more unintential whitespace changes.
rkeithhill Dec 22, 2016
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1 change: 1 addition & 0 deletions src/System.Management.Automation/engine/parser/tokenizer.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -1236,6 +1236,7 @@ private static char Backtick(char c)
case '0': return '\0';
case 'a': return '\a';
case 'b': return '\b';
case 'e': return '\u001b';
case 'f': return '\f';
case 'n': return '\n';
case 'r': return '\r';
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5 changes: 5 additions & 0 deletions test/powershell/Language/Parser/Parser.Tests.ps1
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Expand Up @@ -265,6 +265,11 @@ Describe "ParserTests (admin\monad\tests\monad\src\engine\core\ParserTests.cs)"
$result | should be "foo bar"
}

It "Test that escaping the character 'e' returns the ESC character (0x1b)." {
$result = ExecuteCommand '"`e"'
$result | should be ([char]0x1b)
}

It "Test that escaping any character with no special meaning just returns that char. (line 602)" {
$result = ExecuteCommand '"fo`obar"'
$result | should be "foobar"
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