Replaced quit() in packageinfo with an exception.

This commit is contained in:
Dominik Picheta 2013-12-14 23:44:54 +00:00
commit 7b09600b84

View file

@ -90,7 +90,8 @@ proc parseRequires(req: string): tuple[name: string, ver: PVersionRange] =
result.name = req.strip
result.ver = PVersionRange(kind: verAny)
except EParseVersion:
quit("Unable to parse dependency version range: " & getCurrentExceptionMsg())
raise newException(EBabel, "Unable to parse dependency version range: " &
getCurrentExceptionMsg())
proc multiSplit(s: string): seq[string] =
## Returns ``s`` split by newline and comma characters.
@ -153,18 +154,18 @@ proc readPackageInfo*(path: string): TPackageInfo =
case result.backend.normalize
of "javascript": result.backend = "js"
else:
quit("Invalid field: " & ev.key, QuitFailure)
raise newException(EBabel, "Invalid field: " & ev.key)
of "deps", "dependencies":
case ev.key.normalize
of "requires":
for v in ev.value.multiSplit:
result.requires.add(parseRequires(v.strip))
else:
quit("Invalid field: " & ev.key, QuitFailure)
else: quit("Invalid section: " & currentSection, QuitFailure)
of cfgOption: quit("Invalid package info, should not contain --" & ev.value, QuitFailure)
raise newException(EBabel, "Invalid field: " & ev.key)
else: raise newException(EBabel, "Invalid section: " & currentSection)
of cfgOption: raise newException(EBabel, "Invalid package info, should not contain --" & ev.value)
of cfgError:
echo(ev.msg)
raise newException(EBabel, "Error parsing .babel file: " & ev.msg)
close(p)
else:
raise newException(EInvalidValue, "Cannot open package info: " & path)
@ -180,7 +181,7 @@ proc optionalField(obj: PJsonNode, name: string, default = ""): string =
if obj[name].kind == JString:
return obj[name].str
else:
quit("Corrupted packages.json file. " & name & " field is of unexpected type.")
raise newException(EBabel, "Corrupted packages.json file. " & name & " field is of unexpected type.")
else: return default
proc requiredField(obj: PJsonNode, name: string): string =
@ -189,7 +190,8 @@ proc requiredField(obj: PJsonNode, name: string): string =
## Aborts execution if the field does not exist or is of invalid json type.
result = optionalField(obj, name, nil)
if result == nil:
quit("Package in packages.json file does not contain a " & name & " field.")
raise newException(EBabel,
"Package in packages.json file does not contain a " & name & " field.")
proc fromJson(obj: PJSonNode): TPackage =
## Constructs a TPackage object from a JSON node.