Add erd support

Dockerfile

@@ -20,7 +20,8 @@ ENV ASCIIDOCTOR_VERSION=${asciidoctor_version} \
   ASCIIDOCTOR_MATHEMATICAL_VERSION=${asciidoctor_mathematical_version} \
   ASCIIDOCTOR_REVEALJS_VERSION=${asciidoctor_revealjs_version} \
   KRAMDOWN_ASCIIDOC_VERSION=${kramdown_asciidoc_version} \
-  ASCIIDOCTOR_BIBTEX_VERSION=${asciidoctor_bibtex_version}
+  ASCIIDOCTOR_BIBTEX_VERSION=${asciidoctor_bibtex_version} \
+  PATH="/root/.cabal/bin/:${PATH}"
 
 # Installing package required for the runtime of
 # any of the asciidoctor-* functionnalities
@@ -88,6 +89,24 @@ RUN apk add --no-cache --virtual .pythonmakedepends \
     seqdiag \
   && apk del -r --no-cache .pythonmakedepends
 
+# ERD
+RUN apk add --no-cache --virtual .haskellmakedepends \
+    alpine-sdk \
+    cabal \
+    ghc-dev \
+    ghc \
+    gmp-dev \
+    gnupg \
+    libffi-dev \
+    linux-headers \
+    perl-utils \
+    wget \
+    xz \
+    zlib-dev \
+  && cabal v2-update \
+  && cabal v2-install erd \
+  && apk del -r --no-cache .haskellmakedepends
+
 WORKDIR /documents
 VOLUME /documents
 

README.adoc

@@ -11,7 +11,7 @@ GitHub renders asciidoctor natively, but DockerHub does not (it needs markdown).
 This Docker image provides:
 
 * https://asciidoctor.org/[Asciidoctor] 2.0.12
-* https://asciidoctor.org/docs/asciidoctor-diagram/[Asciidoctor Diagram] 2.0.5 with Graphviz integration (supports plantuml and graphiz diagrams)
+* https://asciidoctor.org/docs/asciidoctor-diagram/[Asciidoctor Diagram] 2.0.5 with ERD and Graphviz integration (supports plantuml and graphiz diagrams)
 * https://asciidoctor.org/docs/asciidoctor-pdf/[Asciidoctor PDF] 1.5.3
 * https://asciidoctor.org/docs/asciidoctor-epub3/[Asciidoctor EPUB3] 1.5.0.alpha.19
 * https://github.com/asciidoctor/asciidoctor-mathematical[Asciidoctor Mathematical] 0.3.4

README.md

@@ -6,7 +6,7 @@ This Docker image provides:
 
 -   [Asciidoctor](https://asciidoctor.org/) 2.0.12
 
--   [Asciidoctor Diagram](https://asciidoctor.org/docs/asciidoctor-diagram/) 2.0.5 with Graphviz integration (supports plantuml and graphiz diagrams)
+-   [Asciidoctor Diagram](https://asciidoctor.org/docs/asciidoctor-diagram/) 2.0.5 with ERD and Graphviz integration (supports plantuml and graphiz diagrams)
 
 -   [Asciidoctor PDF](https://asciidoctor.org/docs/asciidoctor-pdf/) 1.5.3
 

tests/fixtures/sample-with-diagram.adoc

@@ -133,3 +133,76 @@ rackdiag {
   }
 }
 ----
+
+=== ERD
+https://github.com/BurntSushi/erd
+
+[erd, erd-1, svg]
+----
+title {label: "nfldb Entity-Relationship diagram (condensed)", size: "20"}
+# Entities
+[player] {bgcolor: "#d0e0d0"}
+  *player_id {label: "varchar, not null"}
+  full_name {label: "varchar, null"}
+  team {label: "varchar, not null"}
+  position {label: "player_pos, not null"}
+  status {label: "player_status, not null"}
+[team] {bgcolor: "#d0e0d0"}
+  *team_id {label: "varchar, not null"}
+  city {label: "varchar, not null"}
+  name {label: "varchar, not null"}
+[game] {bgcolor: "#ececfc"}
+  *gsis_id {label: "gameid, not null"}
+  start_time {label: "utctime, not null"}
+  week {label: "usmallint, not null"}
+  season_year {label: "usmallint, not null"}
+  season_type {label: "season_phase, not null"}
+  finished {label: "boolean, not null"}
+  home_team {label: "varchar, not null"}
+  home_score {label: "usmallint, not null"}
+  away_team {label: "varchar, not null"}
+  away_score {label: "usmallint, not null"}
+[drive] {bgcolor: "#ececfc"}
+  *+gsis_id {label: "gameid, not null"}
+  *drive_id {label: "usmallint, not null"}
+  start_field {label: "field_pos, null"}
+  start_time {label: "game_time, not null"}
+  end_field {label: "field_pos, null"}
+  end_time {label: "game_time, not null"}
+  pos_team {label: "varchar, not null"}
+  pos_time {label: "pos_period, null"}
+[play] {bgcolor: "#ececfc"}
+  *+gsis_id {label: "gameid, not null"}
+  *+drive_id {label: "usmallint, not null"}
+  *play_id {label: "usmallint, not null"}
+  time {label: "game_time, not null"}
+  pos_team {label: "varchar, not null"}
+  yardline {label: "field_pos, null"}
+  down {label: "smallint, null"}
+  yards_to_go {label: "smallint, null"}
+[play_player] {bgcolor: "#ececfc"}
+  *+gsis_id {label: "gameid, not null"}
+  *+drive_id {label: "usmallint, not null"}
+  *+play_id {label: "usmallint, not null"}
+  *+player_id {label: "varchar, not null"}
+  team {label: "varchar, not null"}
+[meta] {bgcolor: "#fcecec"}
+  version {label: "smallint, null"}
+  season_type {label: "season_phase, null"}
+  season_year {label: "usmallint, null"}
+  week {label: "usmallint, null"}
+# Relationships
+player      *--1 team
+game        *--1 team {label: "home"}
+game        *--1 team {label: "away"}
+drive       *--1 team
+play        *--1 team
+play_player *--1 team
+game        1--* drive
+game        1--* play
+game        1--* play_player
+drive       1--* play
+drive       1--* play_player
+play        1--* play_player
+player      1--* play_player
+----