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test: note that the square bracket form is available

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As requested in https://github.com/fish-shell/fish-shell/issues/1850
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David Adam 2014-12-28 19:03:26 +08:00
parent 5f2ea007a5
commit b9ff17f33c
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doc_src/test.txt
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@ -3,12 +3,15 @@
\subsection test-synopsis Synopsis
\fish{synopsis}
test [EXPRESSION]
[ [EXPRESSION] ]
\endfish
\subsection test-description Description
Tests the expression given and sets the exit status to 0 if true, and 1 if false. An expression is made up of one or more operators and their arguments.
The first form (`test`) is preferred. For compatibility with other shells, the second form is available: a matching pair of square brackets (`[ [EXPRESSION ] ]`).
The following operators are available to examine files and directories:
- `-b FILE` returns true if `FILE` is a block device.