Annotate e
with the LHS annotation. The delaborator displays
expressions of the form lhs = rhs
as lhs
when they have this annotation.
This is used to implement the infoview for the conv
mode.
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def
Lean.Elab.Tactic.Conv.mkConvGoalFor
(lhs : Lean.Expr)
(tag : optParam Lake.Name Lean.Name.anonymous)
:
Given lhs
, returns a pair of metavariables (?rhs, ?newGoal)
where ?newGoal : lhs = ?rhs
. tag
is the name of newGoal
.
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Given lhs
, runs the conv
tactic with the goal ⊢ lhs = ?rhs
.
conv
should produce no remaining goals that are not solvable with refl.
Returns a pair of instantiated expressions (?rhs, ?p)
where ?p : lhs = ?rhs
.
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⊢ lhs = rhs
~~> ⊢ lhs' = rhs
using h : lhs = lhs'
.
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Replace lhs
with the definitionally equal lhs'
.
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Evaluate `sepByIndent conv "; "
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Mark goals of the form ⊢ a = ?m ..
with the conv goal annotation