set shellcheck directives

src/info_command.sh

@@ -1,2 +1,2 @@
-#!/usr/bin/env bash
+# shellcheck shell=bash
 get_id

src/initialize.sh

@@ -1,3 +1 @@
-#!/usr/bin/env bash
-## Code here runs inside the initialize() function
-## Use it for anything that you need to run before any other function
+# shellcheck shell=bash

src/lib/error.sh

@@ -1,5 +1,5 @@
-#!/usr/bin/env bash
 # log error message to STDERR
+# shellcheck shell=bash
 function error() {
   echo >&2 "[$(date +'%Y-%m-%dT%H:%M:%S')]: ERROR $*"
 }

src/lib/get_csrf.sh

@@ -1,5 +1,5 @@
-#!/usr/bin/env bash
 # get CSRF token (introduced in OpenRefine 3.3)
+# shellcheck shell=bash
 function get_csrf() {
   if [[ "${OPENREFINE_CSRF}" == true ]]; then
     local response

src/lib/get_id.sh

@@ -1,5 +1,5 @@
-#!/usr/bin/env bash
 # get project id (derived from project name if needed)
+# shellcheck shell=bash disable=SC2154
 function get_id() {
   local response
   local projects

src/list_command.sh

@@ -1,5 +1,5 @@
-#!/usr/bin/env bash
 # get all project metadata and reshape json to print a list
+# shellcheck shell=bash
 if ! response="$(curl -fs --get "${OPENREFINE_URL}/command/core/get-all-project-metadata")"; then
   error "no OpenRefine reachable/running at ${OPENREFINE_URL}"
 else