fish-shell/tests/checks/set.fish
Fabian Homborg 31e2476fc8 Clarify that the variable/mode *name* is invalid
When you do

```fish
set foo-bar baz
```

"foo-baz" isn't usable as a variable *name*. When you just say the
"variable" is invalid that could also be interpreted to be a special
type of variable or something.
2022-04-08 16:38:46 +02:00

901 lines
23 KiB
Fish

# Explicitly overriding HOME/XDG_CONFIG_HOME is only required if not invoking via `make test`
# RUN: env FISH=%fish HOME="$(mktemp -d)" XDG_CONFIG_HOME="$(mktemp -d)" %fish %s
# Environment variable tests
# Test if variables can be properly set
set smurf blue
if test $smurf = blue
echo Test 1 pass
else
echo Test 1 fail
end
# CHECK: Test 1 pass
# Test if variables can be erased
set -e smurf
if set -q smurf
echo Test 2 fail
else
echo Test 2 pass
end
# CHECK: Test 2 pass
# Test if local variables go out of scope
set -e t3
if true
set -l t3 bar
end
if set -q t3
echo Test 3 fail
else
echo Test 3 pass
end
# CHECK: Test 3 pass
# Test if globals can be set in block scope
if true
set -g baz qux
end
if test $baz = qux
echo Test 4 pass
else
echo Test 4 fail
end
# CHECK: Test 4 pass
#Test that scope is preserved when setting a new value
set t5 a
if true
set t5 b
end
if test $t5 = b
echo Test 5 pass
else
echo Test 5 fail
end
# CHECK: Test 5 pass
# Test that scope is preserved in double blocks
for i in 1
set t6 $i
for j in a
if test $t6$j = 1a
echo Test 6 pass
else
echo Test 6 fail
end
end
end
# CHECK: Test 6 pass
# Test if variables in for loop blocks do not go out of scope on new laps
set res fail
set -e t7
for i in 1 2
if test $i = 1
set t7 lala
else
if test $t7
set res pass
end
end
end
echo Test 7 $res
# CHECK: Test 7 pass
# Test if variables are properly exported
set -e t8
if true
set -lx t8 foo
if test ($FISH -c "echo $t8") = foo
echo Test 8 pass
else
echo Test 8 fail
end
end
# CHECK: Test 8 pass
# Test if exported variables go out of scope
if $FISH -c "set -q t8; and exit 0; or exit 1"
echo Test 9 fail
else
echo Test 9 pass
end
# CHECK: Test 9 pass
# Test erasing variables in specific scope
set -eU __fish_test_universal_variables_variable_foo
set -g __fish_test_universal_variables_variable_foo bar
begin
set -l __fish_test_universal_variables_variable_foo baz
set -eg __fish_test_universal_variables_variable_foo
end
if set -q __fish_test_universal_variables_variable_foo
echo Test 10 fail
else
echo Test 10 pass
end
# CHECK: Test 10 pass
set __fish_test_universal_variables_variable_foo abc def
set -e __fish_test_universal_variables_variable_foo[1]
if test $__fish_test_universal_variables_variable_foo '=' def
echo Test 11 pass
else
echo Test 11 fail
end
# CHECK: Test 11 pass
# Test combinations of export and scope
set -ge __fish_test_universal_variables_variable_foo
set -Ue __fish_test_universal_variables_variable_foo
set -Ux __fish_test_universal_variables_variable_foo bar
set __fish_test_universal_variables_variable_foo baz
if test (/bin/sh -c 'echo $__fish_test_universal_variables_variable_foo') = baz -a ($FISH -c 'echo $__fish_test_universal_variables_variable_foo') = baz
echo Test 12 pass
else
echo Test 12 fail
end
# CHECK: Test 12 pass
set -Ue __fish_test_universal_variables_variable_foo
# Should no longer be in environment (#2046)
env | string match '__fish_test_universal_variables_variable_foo=*'
set -Ux __fish_test_universal_variables_variable_foo bar
set -U __fish_test_universal_variables_variable_foo baz
if test (/bin/sh -c 'echo $__fish_test_universal_variables_variable_foo') = baz -a ($FISH -c 'echo $__fish_test_universal_variables_variable_foo') = baz
echo Test 13 pass
else
echo Test 13 fail
end
# CHECK: Test 13 pass
set -Ux __fish_test_universal_variables_variable_foo bar
set -u __fish_test_universal_variables_variable_foo bar
if test (/bin/sh -c 'echo $__fish_test_universal_variables_variable_foo') = '' -a ($FISH -c 'echo $__fish_test_universal_variables_variable_foo') = bar
echo Test 14 pass
else
echo Test 14 fail
end
# CHECK: Test 14 pass
set -Ux __fish_test_universal_variables_variable_foo bar
set -Uu __fish_test_universal_variables_variable_foo baz
if test (/bin/sh -c 'echo $__fish_test_universal_variables_variable_foo') = '' -a ($FISH -c 'echo $__fish_test_universal_variables_variable_foo') = baz
echo Test 15 pass
else
echo Test 15 fail
end
# CHECK: Test 15 pass
set -eU __fish_test_universal_variables_variable_foo
function watch_foo --on-variable __fish_test_universal_variables_variable_foo
echo Foo change detected
end
set -U __fish_test_universal_variables_variable_foo 1234
# CHECK: Foo change detected
set -eU __fish_test_universal_variables_variable_foo
# CHECK: Foo change detected
# WTF set -eg __fish_test_universal_variables_variable_foo
functions -e watch_foo
# test erasing variables without a specified scope
set -g test16res
set -U __fish_test_universal_variables_variable_foo universal
set -g __fish_test_universal_variables_variable_foo global
begin
set -l __fish_test_universal_variables_variable_foo blocklocal
function test16
set -l __fish_test_universal_variables_variable_foo function
begin
set -l __fish_test_universal_variables_variable_foo functionblock
set test16res $test16res $__fish_test_universal_variables_variable_foo
# This sequence seems pointless but it's really verifying that we
# successfully expose higher scopes as we erase the closest scope.
set -e __fish_test_universal_variables_variable_foo
set test16res $test16res $__fish_test_universal_variables_variable_foo
set -e __fish_test_universal_variables_variable_foo
set test16res $test16res $__fish_test_universal_variables_variable_foo
set -e __fish_test_universal_variables_variable_foo
set test16res $test16res $__fish_test_universal_variables_variable_foo
set -e __fish_test_universal_variables_variable_foo
set -q __fish_test_universal_variables_variable_foo
and set test16res $test16res $__fish_test_universal_variables_variable_foo
end
set -q __fish_test_universal_variables_variable_foo
and echo __fish_test_universal_variables_variable_foo should set after test16 inner begin..end
end
test16
set test16res $test16res $__fish_test_universal_variables_variable_foo
end
# CHECK: count:5 content:[functionblock function global universal blocklocal]
set -q __fish_test_universal_variables_variable_foo
and echo __fish_test_universal_variables_variable_foo should set after test16 outer begin..end
echo count:(count $test16res) "content:[$test16res]"
if test (count $test16res) = 5 -a "$test16res" = "functionblock function global universal blocklocal"
echo Test 16 pass
else
echo Test 16 fail
end
# CHECK: Test 16 pass
# Test that shadowing with a non-exported variable works
set -gx __fish_test_env17 UNSHADOWED
env | string match '__fish_test_env17=*'
# CHECK: __fish_test_env17=UNSHADOWED
function __fish_test_shadow
set -l __fish_test_env17
env | string match -q '__fish_test_env17=*'; or echo SHADOWED
end
__fish_test_shadow
# CHECK: SHADOWED
# Test that the variable is still exported (#2611)
env | string match '__fish_test_env17=*'
# CHECK: __fish_test_env17=UNSHADOWED
# Test that set var (command substitution) works with if/while.
if set fish_test_18 (false)
echo Test 18 fail
else
echo Test 18 pass
end
# CHECK: Test 18 pass
if not set fish_test_18 (true)
echo Test 18 fail
else
echo Test 18 pass
end
# CHECK: Test 18 pass
set __fish_test_18_status pass
while set fish_test_18 (false); or not set fish_test_18 (true)
set __fish_test_18_status fail
break
end
echo Test 18 $__fish_test_18_status
# CHECK: Test 18 pass
# Test that local exported variables are copied to functions (#1091)
function __fish_test_local_export
echo $var
set var boo
echo $var
end
set -lx var wuwuwu
__fish_test_local_export
# CHECK: wuwuwu
# CHECK: boo
echo $var
# CHECK: wuwuwu
# Test that we don't copy local-exports to blocks.
set -lx var foo
begin
echo $var
# CHECK: foo
set var bar
echo $var
# CHECK: bar
end
echo $var # should be "bar"
# CHECK: bar
# clear for other shells
set -eU __fish_test_universal_variables_variable_foo
# Test behavior of universals on startup (#1526)
echo Testing Universal Startup
# CHECK: Testing Universal Startup
set -U testu 0
$FISH -c 'set -U testu 1'
echo $testu
# CHECK: 1
$FISH -c 'set -q testu; and echo $testu'
# CHECK: 1
$FISH -c 'set -U testu 2'
echo $testu
# CHECK: 2
$FISH -c 'set -q testu; and echo $testu'
# CHECK: 2
$FISH -c 'set -e testu'
set -q testu
or echo testu undef in top level shell
# CHECK: testu undef in top level shell
$FISH -c 'set -q testu; or echo testu undef in sub shell'
# CHECK: testu undef in sub shell
# test SHLVL
# use a subshell to ensure a clean slate
env SHLVL= $FISH -ic 'echo SHLVL: $SHLVL; $FISH -ic \'echo SHLVL: $SHLVL\''
# CHECK: SHLVL: 1
# CHECK: SHLVL: 2
# exec should decrement SHLVL - outer fish increments by 1, decrements for exec,
# inner fish increments again so the value stays the same.
env SHLVL=1 $FISH -ic 'echo SHLVL: $SHLVL; exec $FISH -ic \'echo SHLVL: $SHLVL\''
# CHECK: SHLVL: 2
# CHECK: SHLVL: 2
# garbage SHLVLs should be treated as garbage
env SHLVL=3foo $FISH -ic 'echo SHLVL: $SHLVL'
# CHECK: SHLVL: 1
# whitespace is allowed though (for bash compatibility)
env SHLVL="3 " $FISH -ic 'echo SHLVL: $SHLVL'
env SHLVL=" 3" $FISH -ic 'echo SHLVL: $SHLVL'
# CHECK: SHLVL: 4
# CHECK: SHLVL: 4
# Non-interactive fish doesn't touch $SHLVL
env SHLVL=2 $FISH -c 'echo SHLVL: $SHLVL'
# CHECK: SHLVL: 2
env SHLVL=banana $FISH -c 'echo SHLVL: $SHLVL'
# CHECK: SHLVL: banana
# Test transformation of inherited variables
env DISPLAY="localhost:0.0" $FISH -c 'echo Elements in DISPLAY: (count $DISPLAY)'
# CHECK: Elements in DISPLAY: 1
# We can't use PATH for this because the global configuration will modify PATH
# based on /etc/paths and /etc/paths.d.
# Exported arrays are colon delimited; they are automatically split on colons if they end in PATH.
set -gx FOO one two three four
set -gx FOOPATH one two three four
$FISH -c 'echo Elements in FOO and FOOPATH: (count $FOO) (count $FOOPATH)'
# CHECK: Elements in FOO and FOOPATH: 1 4
# some must use colon separators!
set -lx MANPATH man1 man2 man3
env | grep '^MANPATH='
# CHECK: MANPATH=man1:man2:man3
# ensure we don't escape space and colon values
set -x DONT_ESCAPE_COLONS 1: 2: :3:
env | grep '^DONT_ESCAPE_COLONS='
# CHECK: DONT_ESCAPE_COLONS=1: 2: :3:
set -x DONT_ESCAPE_SPACES '1 ' '2 ' ' 3 ' 4
env | grep '^DONT_ESCAPE_SPACES='
# CHECK: DONT_ESCAPE_SPACES=1 2 3 4
set -x DONT_ESCAPE_COLONS_PATH 1: 2: :3:
env | grep '^DONT_ESCAPE_COLONS_PATH='
# CHECK: DONT_ESCAPE_COLONS_PATH=1::2:::3:
# Path universal variables
set -U __fish_test_path_not a b c
set -U __fish_test_PATH 1 2 3
echo "$__fish_test_path_not $__fish_test_PATH" $__fish_test_path_not $__fish_test_PATH
# CHECK: a b c 1:2:3 a b c 1 2 3
set --unpath __fish_test_PATH $__fish_test_PATH
echo "$__fish_test_path_not $__fish_test_PATH" $__fish_test_path_not $__fish_test_PATH
# CHECK: a b c 1 2 3 a b c 1 2 3
set -q --path __fish_test_PATH
and echo __fish_test_PATH is a pathvar
or echo __fish_test_PATH is not a pathvar
# CHECK: __fish_test_PATH is not a pathvar
set -q --unpath __fish_test_PATH
and echo __fish_test_PATH is not a pathvar
or echo __fish_test_PATH is not not a pathvar
# CHECK: __fish_test_PATH is not a pathvar
set --path __fish_test_path_not $__fish_test_path_not
echo "$__fish_test_path_not $__fish_test_PATH" $__fish_test_path_not $__fish_test_PATH
# CHECK: a:b:c 1 2 3 a b c 1 2 3
set -q --path __fish_test_path_not
and echo __fish_test_path_not is a pathvar
or echo __fish_test_path_not is not a pathvar
# CHECK: __fish_test_path_not is a pathvar
set -q --unpath __fish_test_path_not
and echo __fish_test_path_not is not a pathvar
or echo __fish_test_path_not is not not a pathvar
# CHECK: __fish_test_path_not is not not a pathvar
set --path __fish_test_PATH $__fish_test_PATH
echo "$__fish_test_path_not $__fish_test_PATH" $__fish_test_path_not $__fish_test_PATH
# CHECK: a:b:c 1:2:3 a b c 1 2 3
set -U __fish_test_PATH 1:2:3
echo "$__fish_test_PATH" $__fish_test_PATH
# CHECK: 1:2:3 1 2 3
set -e __fish_test_PATH
set -e __fish_test_path_not
set -U --path __fish_test_path2 a:b
echo "$__fish_test_path2" $__fish_test_path2
# CHECK: a:b a b
set -e __fish_test_path2
# Test empty uvars (#5992)
set -Ux __fish_empty_uvar
set -Uq __fish_empty_uvar
echo $status
# CHECK: 0
$FISH -c 'set -Uq __fish_empty_uvar; echo $status'
# CHECK: 0
env | grep __fish_empty_uvar
# CHECK: __fish_empty_uvar=
# Variable names in other commands
# Test invalid variable names in loops (#5800)
for a,b in y 1 z 3
echo $a,$b
end
# CHECKERR: {{.*}} for: a,b: invalid variable name. See `help identifiers`
# CHECKERR: for a,b in y 1 z 3
# CHECKERR: ^
# Global vs Universal Unspecified Scopes
set -U __fish_test_global_vs_universal universal
echo "global-vs-universal 1: $__fish_test_global_vs_universal"
# CHECK: global-vs-universal 1: universal
set -g __fish_test_global_vs_universal global
echo "global-vs-universal 2: $__fish_test_global_vs_universal"
# CHECK: global-vs-universal 2: global
set __fish_test_global_vs_universal global2
echo "global-vs-universal 3: $__fish_test_global_vs_universal"
# CHECK: global-vs-universal 3: global2
set -e -g __fish_test_global_vs_universal
echo "global-vs-universal 4: $__fish_test_global_vs_universal"
# CHECK: global-vs-universal 4: universal
set -e -U __fish_test_global_vs_universal
echo "global-vs-universal 5: $__fish_test_global_vs_universal"
# CHECK: global-vs-universal 5:
# Export local variables from all parent scopes (issue #6153).
function func
echo $local
end
set -lx local outer
func
# CHECK: outer
begin
func
# CHECK: outer
set -lx local inner
begin
func
end
# CHECK: inner
end
# Skip importing universal variables (#5258)
while set -q EDITOR
set -e EDITOR
end
set -Ux EDITOR emacs -nw
# CHECK: $EDITOR: set in universal scope, exported, with 2 elements
$FISH -c 'set -S EDITOR' | string match -r -e 'global|universal'
# When the variable has been changed outside of fish we accept it.
# CHECK: $EDITOR: set in global scope, exported, with 1 elements
# CHECK: $EDITOR: set in universal scope, exported, with 2 elements
sh -c "EDITOR='vim -g' $FISH -c "'\'set -S EDITOR\'' | string match -r -e 'global|universal'
# Verify behavior of `set --show` given an invalid var name
set --show 'argle bargle'
#CHECKERR: set: argle bargle: invalid variable name. See `help identifiers`
#CHECKERR: {{.*}}set.fish (line {{\d+}}):
#CHECKERR: set --show 'argle bargle'
#CHECKERR: ^
#CHECKERR: (Type 'help set' for related documentation)
# Verify behavior of `set --show`
set semiempty ''
set --show semiempty
#CHECK: $semiempty: set in global scope, unexported, with 1 elements
#CHECK: $semiempty[1]: ||
set -U var1 hello
set --show var1
#CHECK: $var1: set in universal scope, unexported, with 1 elements
#CHECK: $var1[1]: |hello|
set -l var1
set -g var1 goodbye "and don't come back"
set --show var1
#CHECK: $var1: set in local scope, unexported, with 0 elements
#CHECK: $var1: set in global scope, unexported, with 2 elements
#CHECK: $var1[1]: |goodbye|
#CHECK: $var1[2]: |and don\'t come back|
#CHECK: $var1: set in universal scope, unexported, with 1 elements
#CHECK: $var1[1]: |hello|
set -g var2
set --show _unset_var var2
#CHECK: $var2: set in global scope, unexported, with 0 elements
# Appending works
set -g var3a a b c
set -a var3a
set -a var3a d
set -a var3a e f
set --show var3a
#CHECK: $var3a: set in global scope, unexported, with 6 elements
#CHECK: $var3a[1]: |a|
#CHECK: $var3a[2]: |b|
#CHECK: $var3a[3]: |c|
#CHECK: $var3a[4]: |d|
#CHECK: $var3a[5]: |e|
#CHECK: $var3a[6]: |f|
set -g var3b
set -a var3b
set --show var3b
#CHECK: $var3b: set in global scope, unexported, with 0 elements
set -g var3c
set -a var3c 'one string'
set --show var3c
#CHECK: $var3c: set in global scope, unexported, with 1 elements
#CHECK: $var3c[1]: |one string|
# Prepending works
set -g var4a a b c
set -p var4a
set -p var4a d
set -p var4a e f
set --show var4a
#CHECK: $var4a: set in global scope, unexported, with 6 elements
#CHECK: $var4a[1]: |e|
#CHECK: $var4a[2]: |f|
#CHECK: $var4a[3]: |d|
#CHECK: $var4a[4]: |a|
#CHECK: $var4a[5]: |b|
#CHECK: $var4a[6]: |c|
set -g var4b
set -p var4b
set --show var4b
#CHECK: $var4b: set in global scope, unexported, with 0 elements
set -g var4c
set -p var4c 'one string'
set --show var4c
#CHECK: $var4c: set in global scope, unexported, with 1 elements
#CHECK: $var4c[1]: |one string|
# Appending and prepending at same time works
set -g var5 abc def
set -a -p var5 0 x 0
set --show var5
#CHECK: $var5: set in global scope, unexported, with 8 elements
#CHECK: $var5[1]: |0|
#CHECK: $var5[2]: |x|
#CHECK: $var5[3]: |0|
#CHECK: $var5[4]: |abc|
#CHECK: $var5[5]: |def|
#CHECK: $var5[6]: |0|
#CHECK: $var5[7]: |x|
#CHECK: $var5[8]: |0|
# Setting local scope when no local scope of the var uses the closest scope
set -g var6 ghi jkl
begin
set -l -a var6 mno
set --show var6
end
#CHECK: $var6: set in local scope, unexported, with 3 elements
#CHECK: $var6[1]: |ghi|
#CHECK: $var6[2]: |jkl|
#CHECK: $var6[3]: |mno|
#CHECK: $var6: set in global scope, unexported, with 2 elements
#CHECK: $var6[1]: |ghi|
#CHECK: $var6[2]: |jkl|
# `and` creates no new scope on its own
true; and set -l var7a 89 179
set -q var7a
echo $status
#CHECK: 0
# `begin` of an `and` creates a new scope
true; and begin
set -l var7b 359 719
end
set -q var7b
echo $status
#CHECK: 1
# `or` creates no new scope on its own
false; or set -l var8a 1439 2879
set -q var8a
echo $status
#CHECK: 0
# `begin` of an `or` creates a new scope
false; or begin
set -l var8b 9091 9901
end
set -q var8b
echo $status
#CHECK: 1
# Exporting works
set -x TESTVAR0
set -x TESTVAR1 a
set -x TESTVAR2 a b
env | grep TESTVAR | sort | cat -v
#CHECK: TESTVAR0=
#CHECK: TESTVAR1=a
#CHECK: TESTVAR2=a b
# if/for/while scope
function test_ifforwhile_scope
if set -l ifvar1 (true && echo val1)
end
if set -l ifvar2 (echo val2 && false)
end
if false
else if set -l ifvar3 (echo val3 && false)
end
while set -l whilevar1 (echo val3 ; false)
end
set --show ifvar1 ifvar2 ifvar3 whilevar1
end
test_ifforwhile_scope
#CHECK: $ifvar1: set in local scope, unexported, with 1 elements
#CHECK: $ifvar1[1]: |val1|
#CHECK: $ifvar2: set in local scope, unexported, with 1 elements
#CHECK: $ifvar2[1]: |val2|
#CHECK: $ifvar3: set in local scope, unexported, with 1 elements
#CHECK: $ifvar3[1]: |val3|
#CHECK: $whilevar1: set in local scope, unexported, with 1 elements
#CHECK: $whilevar1[1]: |val3|
# $status should always be read-only, setting it makes no sense because it's immediately overwritten.
set -g status 5
#CHECKERR: set: Tried to change the read-only variable 'status'
while set -e __fish_test_universal_exported_var
end
set -xU __fish_test_universal_exported_var 1
$FISH -c 'set __fish_test_universal_exported_var 2'
env | string match -e __fish_test_universal_exported_var
#CHECK: __fish_test_universal_exported_var=2
# Test that computed variables are global.
# If they can be set they can only be set in global scope,
# so they should only be shown in global scope.
set -S status
#CHECK: $status: set in global scope, unexported, with 1 elements
#CHECK: Variable is read-only
#CHECK: $status[1]: |0|
# PWD is also read-only.
set -S PWD
#CHECK: $PWD: set in global scope, exported, with 1 elements
#CHECK: Variable is read-only
#CHECK: $PWD[1]: |{{.*}}|
set -ql history
echo $status
#CHECK: 1
set --path newvariable foo
set -S newvariable
#CHECK: $newvariable: set in global scope, unexported, a path variable with 1 elements
#CHECK: $newvariable[1]: |foo|
set foo foo
set bar bar
set -e baz
set -e foo baz bar
echo $status
#CHECK: 4
set -S foo baz bar
set foo 1 2 3
set bar 1 2 3
set -e foo[1] bar[2]
echo $foo
#CHECK: 2 3
echo $bar
#CHECK: 1 3
# Test that `set -q` does not return 0 if there are 256 missing variables
set -lq a(seq 1 256)
echo $status
#CHECK: 255
true
set "" foo
#CHECKERR: set: : invalid variable name. See `help identifiers`
#CHECKERR: {{.*}}set.fish (line {{\d+}}):
#CHECKERR: set "" foo
#CHECKERR: ^
#CHECKERR: (Type 'help set' for related documentation)
set --show ""
#CHECKERR: set: : invalid variable name. See `help identifiers`
#CHECKERR: {{.*}}set.fish (line {{\d+}}):
#CHECKERR: set --show ""
#CHECKERR: ^
#CHECKERR: (Type 'help set' for related documentation)
# Test path splitting
begin
set -l PATH /usr/local/bin:/usr/bin
echo $PATH
# CHECK: /usr/local/bin /usr/bin
set -l CDPATH .:/usr
echo $CDPATH
# CHECK: . /usr
end
# Function scope:
set -f actuallystilllocal "this one is still local"
set -ql actuallystilllocal
and echo "Yep, it's local"
# CHECK: Yep, it's local
set -S actuallystilllocal
#CHECK: $actuallystilllocal: set in local scope, unexported, with 1 elements
#CHECK: $actuallystilllocal[1]: |this one is still local|
# Blocks aren't functions, "function" scope is still top-level local:
begin
set -f stilllocal "as local as the moon is wet"
echo $stilllocal
# CHECK: as local as the moon is wet
end
set -S stilllocal
#CHECK: $stilllocal: set in local scope, unexported, with 1 elements
#CHECK: $stilllocal[1]: |as local as the moon is wet|
set -g globalvar global
function test-function-scope
set -f funcvar "function"
echo $funcvar
# CHECK: function
set -S funcvar
#CHECK: $funcvar: set in local scope, unexported, with 1 elements
#CHECK: $funcvar[1]: |function|
begin
set -l funcvar "block"
echo $funcvar
# CHECK: block
set -S funcvar
#CHECK: $funcvar: set in local scope, unexported, with 1 elements
#CHECK: $funcvar[1]: |block|
end
echo $funcvar
# CHECK: function
begin
set -f funcvar2 "function from block"
echo $funcvar2
# CHECK: function from block
set -S funcvar2
#CHECK: $funcvar2: set in local scope, unexported, with 1 elements
#CHECK: $funcvar2[1]: |function from block|
end
echo $funcvar2
# CHECK: function from block
set -S funcvar2
#CHECK: $funcvar2: set in local scope, unexported, with 1 elements
#CHECK: $funcvar2[1]: |function from block|
set -l fruit banana
if true
set -f fruit orange
end
echo $fruit #orange
# function scope *is* the outermost local scope,
# so that `set -f` altered the same funcvariable as that `set -l` outside!
# CHECK: orange
set -f globalvar function
set -S globalvar
#CHECK: $globalvar: set in local scope, unexported, with 1 elements
#CHECK: $globalvar[1]: |function|
#CHECK: $globalvar: set in global scope, unexported, with 1 elements
#CHECK: $globalvar[1]: |global|
end
test-function-scope
echo $funcvar $funcvar2
# CHECK:
function erase-funcvar
set -l banana 1
begin
set -l banana 2
set -ef banana
echo $banana
# CHECK: 2
end
echo $banana
# CHECK:
end
erase-funcvar
set -f foo
set -l banana
set -g global
begin
set -qf foo
and echo foo is function scoped
# CHECK: foo is function scoped
set -l localvar414
set -qf localvar414
or echo localvar414 is not function scoped
# CHECK: localvar414 is not function scoped
set -qf banana
and echo banana is function scoped
# CHECK: banana is function scoped
set -l global
set -qf global
or echo global is not function scoped
# CHECK: global is not function scoped
end
set --query $this_is_not_set
echo $status
# CHECK: 255
set --query
echo $status
# CHECK: 255