mirrors/Nim
1
0
Fork 0
mirror of https://github.com/nim-lang/Nim.git synced 2026-04-20 06:20:38 +00:00
Code Issues Packages Projects Releases Wiki Activity

generic define pragma + string alias (#20979)

Browse Source 
* generic `define` pragma + string alias

* clean

* add tests and document

* remove char/float, minimize changelog
This commit is contained in:
metagn
2022-12-13 23:20:55 +03:00
committed by GitHub
parent 2564b5c938
commit 9a50033d5b
8 changed files with 218 additions and 53 deletions
Download Patch File Download Diff File Expand all files Collapse all files

64
tests/misc/tdefine.nim
View File

@@ -1,12 +1,23 @@
discard """
joinable: false
cmd: "nim c -d:booldef -d:booldef2=false -d:intdef=2 -d:strdef=foobar -d:namespaced.define=false -d:double.namespaced.define -r $file"
cmd: "nim c $options -d:booldef -d:booldef2=false -d:intdef=2 -d:strdef=foobar -d:namespaced.define=false -d:double.namespaced.define -r $file"
matrix: "; -d:useGenericDefine"
"""
const booldef {.booldefine.} = false
const booldef2 {.booldefine.} = true
const intdef {.intdefine.} = 0
const strdef {.strdefine.} = ""
when defined(useGenericDefine):
{.pragma: booldefine2, define.}
{.pragma: intdefine2, define.}
{.pragma: strdefine2, define.}
else:
{.pragma: booldefine2, booldefine.}
{.pragma: intdefine2, intdefine.}
{.pragma: strdefine2, strdefine.}
const booldef {.booldefine2.} = false
const booldef2 {.booldefine2.} = true
const intdef {.intdefine2.} = 0
const strdef {.strdefine2.} = ""
doAssert defined(booldef)
doAssert defined(booldef2)
@@ -17,17 +28,28 @@ doAssert not booldef2
doAssert intdef == 2
doAssert strdef == "foobar"
when defined(useGenericDefine):
block:
const uintdef {.define: "intdef".}: uint = 17
doAssert intdef == int(uintdef)
const cstrdef {.define: "strdef".}: cstring = "not strdef"
doAssert $cstrdef == strdef
type FooBar = enum foo, bar, foobar
const enumdef {.define: "strdef".} = foo
doAssert $enumdef == strdef
doAssert enumdef == foobar
# Intentionally not defined from command line
const booldef3 {.booldefine.} = true
const intdef2 {.intdefine.} = 1
const strdef2 {.strdefine.} = "abc"
const booldef3 {.booldefine2.} = true
const intdef2 {.intdefine2.} = 1
const strdef2 {.strdefine2.} = "abc"
type T = object
when booldef3:
field1: int
when intdef2 == 1:
field2: int
when strdef2 == "abc":
field3: int
when booldef3:
field1: int
when intdef2 == 1:
field2: int
when strdef2 == "abc":
field3: int
doAssert not defined(booldef3)
doAssert not defined(intdef2)
@@ -35,11 +57,21 @@ doAssert not defined(strdef2)
discard T(field1: 1, field2: 2, field3: 3)
doAssert defined(namespaced.define)
const `namespaced.define` {.booldefine.} = true
const `namespaced.define` {.booldefine2.} = true
doAssert not `namespaced.define`
when defined(useGenericDefine):
const aliasToNamespacedDefine {.define: "namespaced.define".} = not `namespaced.define`
else:
const aliasToNamespacedDefine {.booldefine: "namespaced.define".} = not `namespaced.define`
doAssert aliasToNamespacedDefine == `namespaced.define`
doAssert defined(double.namespaced.define)
const `double.namespaced.define` {.booldefine.} = false
const `double.namespaced.define` {.booldefine2.} = false
doAssert `double.namespaced.define`
when defined(useGenericDefine):
const aliasToDoubleNamespacedDefine {.define: "double.namespaced.define".} = not `double.namespaced.define`
else:
const aliasToDoubleNamespacedDefine {.booldefine: "double.namespaced.define".} = not `double.namespaced.define`
doAssert aliasToDoubleNamespacedDefine == `double.namespaced.define`
doAssert not defined(namespaced.butnotdefined)