X-Git-Url: https://git.stderr.nl/gitweb?p=matthijs%2Fmaster-project%2Freport.git;a=blobdiff_plain;f=pret-lam.lua;h=ba3829c2a7bc77fdc50f63bbbc3b1cde67788eeb;hp=be2c55b02eb18fa30006e64aa554c273e1c3fb7d;hb=7b3326f9222aa9574a85666ca5ca7f50489b8279;hpb=8418ab35f35aed3322a0d70f7c70b13916b8ce32

diff --git a/pret-lam.lua b/pret-lam.lua
index be2c55b..ba3829c 100644
--- a/pret-lam.lua
+++ b/pret-lam.lua
@@ -17,15 +17,20 @@ local colors = {
 
 -- Symbols that should have a different representation
 local symbols = {
-    [' '] = {repr = '\\obs '},
+    -- Note, the space we replace with is a Unicode non-breaking space
+    -- (U+00A0).
+    [' '] = {repr = ' '},
     ['_'] = {repr = '\\_'},
-    ['->'] = {repr = '\\rightarrow'},
+    ['->'] = {repr = '→'},
+    ['=>'] = {repr = '⇒'},
     -- The default * sits very high above the baseline, \ast (u+2217) looks
     -- better.
     ['*'] = {repr = '\\ast'},
     ['~'] = {repr = '\\HDLine[width=.20 * \\the\\textwidth]'},
     ['|'] = {repr = '\\char' .. utf.byte('|')},
     ['$'] = {repr = '\\char' .. utf.byte('$')},
+    -- Use ▶ from our roman font, since Iwona doesn't have the glyph
+    ['▶'] = {repr = '{\\rm{}▶}'},
 }
 
 -- Keywords that should be bold
@@ -36,7 +41,7 @@ local keywords = {
     ['letrec'] = {},
     ['letnonrec'] = {},
     ['in'] = {},
-    ['DEFAULT'] = {},
+    ['DEFAULT'] = {small = true},
 }
 
 local in_block = 0
@@ -105,7 +110,7 @@ local function do_subscripts(word)
             submatches[#submatches+1] = "^(" .. base .. ")([%a%d])$"
             -- Seconde, the base with a longer prefix that includes at least
             -- one of +-, (to catch things like ri+1, but not return).
-            submatches[#submatches+1] = "^(" .. base .. ")([%a%d]*[%-%+%,]+[%a%d%-%+%,]*)$"
+            submatches[#submatches+1] = "^(" .. base .. ")([%a%d]*[%-%+,]+[%a%d%-%+,]*)$"
         end
     end
     return word
@@ -222,6 +227,9 @@ function vis.flush_line(str,nested)
             if keywords[res] then
                 -- Make all keywords bold
                 word = "{\\bold " .. word ..  "}"
+                if keywords[res].small then
+                    word = "\\small" .. word -- Curlies were added above
+                end
             else
                 -- Process any subscripts in the word
                 word = do_subscripts(word)