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Statement expressions

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This commit is contained in:
Étienne Fildadut 2017-08-24 20:28:07 +02:00
parent 1d5390d0a7
commit 20e33c279e
4 changed files with 64 additions and 22 deletions
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10
lib/lua-parser/parser.lua
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@ -268,6 +268,11 @@ local function fixAnonymousMethodParams(t1, t2)
return t1
end
local function statToExpr(t)
t.tag = t.tag .. "Expr"
return t
end
-- grammar
local G = { V"Lua",
Lua = V"Shebang"^-1 * V"Skip" * V"Block" * expect(P(-1), "Extra");
@ -353,7 +358,10 @@ local G = { V"Lua",
+ tagC("Dots", sym("..."))
+ V"FuncDef"
+ V"Table"
+ V"SuffixedExpr";
+ V"SuffixedExpr"
+ V"StatExpr";
StatExpr = (V"IfStat" + V"DoStat" + V"WhileStat" + V"RepeatStat" + V"ForStat") / statToExpr;
FuncCall = Cmt(V"SuffixedExpr", function(s, i, exp) return exp.tag == "Call" or exp.tag == "Invoke", exp end);
VarExpr = Cmt(V"SuffixedExpr", function(s, i, exp) return exp.tag == "Id" or exp.tag == "Index", exp end);