diff options
Diffstat (limited to 'lib/std')
| -rw-r--r-- | lib/std/envvars.nim | 4 | ||||
| -rw-r--r-- | lib/std/wrapnils.nim | 20 |
2 files changed, 13 insertions, 11 deletions
diff --git a/lib/std/envvars.nim b/lib/std/envvars.nim index 9748cd2ad..d86f13f8d 100644 --- a/lib/std/envvars.nim +++ b/lib/std/envvars.nim @@ -173,11 +173,11 @@ when not defined(nimscript): iterator envPairsImpl(): tuple[key, value: string] {.tags: [ReadEnvEffect].} = when defined(windows): - block: + block implBlock: template impl(get_fun, typ, size, zero, free_fun) = let env = get_fun() var e = env - if e == nil: break + if e == nil: break implBlock while true: let eend = strEnd(e) let kv = $e diff --git a/lib/std/wrapnils.nim b/lib/std/wrapnils.nim index facba85fa..235638134 100644 --- a/lib/std/wrapnils.nim +++ b/lib/std/wrapnils.nim @@ -60,7 +60,7 @@ proc finalize(n: NimNode, lhs: NimNode, level: int): NimNode = else: result = quote: (let `lhs` = `n`) -proc process(n: NimNode, lhs: NimNode, level: int): NimNode = +proc process(n: NimNode, lhs: NimNode, label: NimNode, level: int): NimNode = var n = n.copyNimTree var it = n let addr2 = bindSym"addr" @@ -78,7 +78,7 @@ proc process(n: NimNode, lhs: NimNode, level: int): NimNode = let okSet = check[1] let kind1 = check[2] let tmp = genSym(nskLet, "tmpCase") - let body = process(objRef, tmp, level + 1) + let body = process(objRef, tmp, label, level + 1) let tmp3 = nnkDerefExpr.newTree(tmp) it[0][0] = tmp3 let dot2 = nnkDotExpr.newTree(@[tmp, dot[1]]) @@ -87,17 +87,17 @@ proc process(n: NimNode, lhs: NimNode, level: int): NimNode = let assgn = finalize(n, lhs, level) result = quote do: `body` - if `tmp3`.`kind1` notin `okSet`: break + if `tmp3`.`kind1` notin `okSet`: break `label` `assgn` break elif it.kind in {nnkHiddenDeref, nnkDerefExpr}: let tmp = genSym(nskLet, "tmp") - let body = process(it[0], tmp, level + 1) + let body = process(it[0], tmp, label, level + 1) it[0] = tmp let assgn = finalize(n, lhs, level) result = quote do: `body` - if `tmp` == nil: break + if `tmp` == nil: break `label` `assgn` break elif it.kind == nnkCall: # consider extending to `nnkCallKinds` @@ -113,10 +113,11 @@ macro `?.`*(a: typed): auto = ## presence of intermediate nil pointers/references, in which case a default ## value is produced. let lhs = genSym(nskVar, "lhs") - let body = process(a, lhs, 0) + let label = genSym(nskLabel, "label") + let body = process(a, lhs, label, 0) result = quote do: var `lhs`: type(`a`) - block: + block `label`: `body` `lhs` @@ -144,10 +145,11 @@ macro `??.`*(a: typed): Option = let lhs = genSym(nskVar, "lhs") let lhs2 = genSym(nskVar, "lhs") - let body = process(a, lhs2, 0) + let label = genSym(nskLabel, "label") + let body = process(a, lhs2, label, 0) result = quote do: var `lhs`: Option[type(`a`)] - block: + block `label`: var `lhs2`: type(`a`) `body` `lhs` = option(`lhs2`) |