Patch REPL documentation for symbols ending with '=' (#35277)

Author: Liozou

stdlib/REPL/src/docview.jl

@@ -208,7 +208,7 @@ function lookup_doc(ex)
     end
     if isa(ex, Symbol) && Base.isoperator(ex)
         str = string(ex)
-        if endswith(str, "=")
+        if endswith(str, "=") && Base.operator_precedence(ex) == Base.prec_assignment
             op = str[1:end-1]
             return Markdown.parse("`x $op= y` is a synonym for `x = x $op y`")
         elseif startswith(str, ".")

stdlib/REPL/test/repl.jl

@@ -1043,9 +1043,14 @@ for line in ["′", "abstract", "type"]
         sprint(show, help_result(line)::Union{Markdown.MD,Nothing}))
 end
 
+# PR 35154
 @test occursin("|=", sprint(show, help_result("|=")))
 @test occursin("broadcast", sprint(show, help_result(".=")))
 
+# PR 35277
+@test occursin("identical", sprint(show, help_result("===")))
+@test occursin("broadcast", sprint(show, help_result(".<=")))
+
 # Issue #25930
 
 # Brief and extended docs (issue #25930)