max/lean4-htt
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions 2

feat: add typeOf! and ensureTypeOf! parsers

Browse source
This commit is contained in:
Leonardo de Moura 2020-10-01 14:20:40 -07:00
parent d0ade7ff08
commit 6db45891e2
1 changed files with 3 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
src/Lean/Parser/Term.lean
View file

@ -170,6 +170,9 @@ def letRecDecls := sepBy1 (group (optional «attributes» >> letDecl)) ", "
@[builtinTermParser] def nativeDecide := parser! "nativeDecide! " >> termParser maxPrec
@[builtinTermParser] def decide := parser! "decide! " >> termParser maxPrec
@[builtinTermParser] def typeOf := parser! "typeOf! " >> termParser maxPrec
@[builtinTermParser] def ensureTypeOf := parser! "ensureTypeOf! " >> termParser maxPrec >> strLit >> termParser
@[builtinTermParser] def not := parser! "¬" >> termParser 40
@[builtinTermParser] def bnot := parser! "!" >> termParser 40
-- symbol precedence should be higher, but must match the one of `sub` below