nordic-dev.net/nix
nordic-dev.net/nix
2
0
Fork 0
mirror of https://github.com/NixOS/nix.git synced 2024-11-25 08:12:29 +00:00
Code Issues Packages Projects Releases Wiki Activity

Generialize showType

Browse Source
This commit is contained in:
John Ericson 2023-06-21 16:06:16 -04:00
parent 559fd7ffe7
commit e8067daf09
2 changed files with 16 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
src/libexpr/eval.cc
View File

@ -211,20 +211,21 @@ const Value * getPrimOp(const Value &v) {
return primOp;
}
std::string_view showType(ValueType type)
std::string_view showType(ValueType type, bool withArticle)
{
#define WA(a, w) withArticle ? a " " w : w
switch (type) {
case nInt: return "an integer";
case nBool: return "a Boolean";
case nString: return "a string";
case nPath: return "a path";
case nInt: return WA("an", "integer");
case nBool: return WA("a", "Boolean");
case nString: return WA("a", "string");
case nPath: return WA("a", "path");
case nNull: return "null";
case nAttrs: return "a set";
case nList: return "a list";
case nFunction: return "a function";
case nExternal: return "an external value";
case nFloat: return "a float";
case nThunk: return "a thunk";
case nAttrs: return WA("a", "set");
case nList: return WA("a", "list");
case nFunction: return WA("a", "function");
case nExternal: return WA("an", "external value");
case nFloat: return WA("a", "float");
case nThunk: return WA("a", "thunk");
}
abort();
}

5
src/libexpr/eval.hh
View File

@ -704,8 +704,11 @@ struct DebugTraceStacker {
/**
* @return A string representing the type of the value `v`.
*
* @param withArticle Whether to begin with an english article, e.g. "an
* integer" vs "integer".
*/
std::string_view showType(ValueType type);
std::string_view showType(ValueType type, bool withArticle = true);
std::string showType(const Value & v);
/**