From 33f610feb73ce782cf41a7d9a377541991c692b5 Mon Sep 17 00:00:00 2001
From: Dan Reif <dan.reif@collectivehealth.com>
Date: Tue, 5 Jun 2018 16:41:17 -0700
Subject: Changes to `build` for `README.md` updates

* Make the number of packages in the project easier to find.
* Replace `ed` with `awk` in `update_readme()`, the latter being (_arguably_!) more readable/less fragile.
---
 build | 30 ++++++++++++++++++++----------
 1 file changed, 20 insertions(+), 10 deletions(-)

(limited to 'build')

diff --git a/build b/build
index 2668e0ea..381279c3 100755
--- a/build
+++ b/build
@@ -127,17 +127,27 @@ copy_file() {
 }
 
 update_readme() {
-  ed README.md <<- EOF
-/Language packs
-+2kb
-/##
-'b,-2c
-$(echo -n "$OUTPUT" | sort)
-.
-w
-q
-EOF
+  local tf of
+  tf="$(mktemp)"
+  of="$(mktemp)"
+  sort <<<"$OUTPUT" | grep -vxE '[[:space:]]*' > "$of"
 
+  awk 'suppress == 0 {
+      gsub(/<!--Package Count-->[^<]*<!--\/Package Count-->/,
+           "<!--Package Count-->'"$(awk 'END {print NR}' "$of")"'<!--/Package Count-->");
+      print;
+    }
+    /<!--Language Packs-->/ {
+      suppress = 1;
+      while ( ( getline line < "'"$of"'" ) > 0 ) {
+        print line;
+      }
+    }
+    /<!--\/Language Packs-->/ {
+      suppress = 0;
+      print;
+    }' "README.md" >"$tf"
+  mv "$tf" "README.md"
 }
 
 PACKS="
-- 
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