458 lines
19 KiB
EmacsLisp
458 lines
19 KiB
EmacsLisp
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;;; lsp-terraform.el --- Terraform Client settings -*- lexical-binding: t; -*-
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;; Copyright (C) 2019 Ross Donaldson, Sibi Prabakaran
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;; Author: Ross Donaldson, Sibi Prabakaran
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;; Keywords: terraform lsp
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;; LSP client for Terraform
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;;; Code:
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(require 'lsp-mode)
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(require 'lsp-semantic-tokens)
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(require 'lsp-protocol)
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(require 'dash)
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;; terraform-lsp
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(defgroup lsp-terraform nil
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"LSP support for Terraform, using terraform-lsp."
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:group 'lsp-mode
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:link '(url-link "https://github.com/juliosueiras/terraform-lsp")
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:package-version `(lsp-mode . "6.2"))
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(defcustom lsp-terraform-server "terraform-lsp"
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"Path to the `terraform-lsp' binary."
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:group 'lsp-terraform
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:risky t
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:type '(choice
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(file :tag "File")
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(repeat string))
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:package-version `(lsp-mode . "6.2"))
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(defcustom lsp-terraform-enable-logging nil
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"If non-nil, enable `terraform-ls''s native logging."
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:group 'lsp-terraform
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:risky t
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:type 'boolean
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:package-version `(lsp-mode . "6.2"))
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(defun lsp-terraform--make-launch-cmd ()
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(-let [base (if (stringp lsp-terraform-server)
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`(,lsp-terraform-server)
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lsp-terraform-server)]
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(when lsp-terraform-enable-logging
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(push "-enable-log-file" base))
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base))
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(lsp-register-client
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(make-lsp-client :new-connection (lsp-stdio-connection #'lsp-terraform--make-launch-cmd)
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:major-modes '(terraform-mode)
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:priority -1
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:server-id 'tfls))
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;; terraform-ls
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(defgroup lsp-terraform-ls nil
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"LSP support for Terraform, using terraform-ls from Hashicorp."
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:group 'lsp-mode
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:link '(url-link "https://github.com/hashicorp/terraform-ls")
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:package-version `(lsp-mode . "8.0.1"))
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(defcustom lsp-terraform-ls-server "terraform-ls"
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"Path to the `terraform-ls' binary."
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:group 'lsp-terraform-ls
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:risky t
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:type '(choice
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(file :tag "File")
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(repeat string))
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:package-version `(lsp-mode . "8.0.1"))
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(defcustom lsp-terraform-ls-enable-show-reference nil
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"Enable reference counts.
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Display reference counts above top level blocks and
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attributes. This is an experimental feature provided by the
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language server."
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:group 'lsp-terraform-ls
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:type 'boolean
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:package-version '(lsp-mode . "8.0.1"))
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(defcustom lsp-terraform-ls-validate-on-save nil
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"Enable validating the current open file on save.
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This is an experimental feature provided by the language server."
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:group 'lsp-terraform-ls
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:type 'boolean
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:package-version '(lsp-mode . "8.0.1"))
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(defcustom lsp-terraform-ls-prefill-required-fields nil
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"Enable completion of required fields.
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Enable autocompletion for required fields when completing
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Terraform blocks. This is an experimental feature provided by the
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language server."
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:group 'lsp-terraform-ls
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:type 'boolean
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:package-version '(lsp-mode . "8.0.1"))
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(defcustom lsp-terraform-ls-providers-position-params nil
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"The optional providers tree position params.
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Defaults to side following treemacs default."
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:type 'list
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:group 'lsp-terraform-ls
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:package-version '(lsp-mode . "8.0.1"))
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(defcustom lsp-terraform-ls-module-calls-position-params nil
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"The optional module calls tree position params.
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Defaults to side following treemacs default."
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:type 'list
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:group 'lsp-terraform-ls
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:package-version '(lsp-mode . "8.0.1"))
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(defun lsp-terraform-ls--make-launch-cmd ()
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`(,lsp-terraform-ls-server "serve"))
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(lsp-defun lsp-terraform-ls--show-references ((&Command :arguments?))
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"Show references for command with ARGS."
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(lsp-show-xrefs
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(lsp--locations-to-xref-items
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(lsp-request "textDocument/references"
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(lsp--make-reference-params
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(lsp--text-document-position-params nil (elt arguments? 0)))))
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t
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t))
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(defun lsp-terraform-ls--custom-capabilities ()
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"Construct custom capabilities for the language server."
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(when lsp-terraform-ls-enable-show-reference
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'((experimental . ((showReferencesCommandId . "client.showReferences"))))))
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(defun lsp-terraform-ls--init-options ()
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"Construct initialization options for the lanague server."
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`((experimentalFeatures . ((validateOnSave . ,(lsp-json-bool lsp-terraform-ls-validate-on-save))
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(prefillRequiredFields . ,(lsp-json-bool lsp-terraform-ls-prefill-required-fields))))))
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(defcustom lsp-terraform-semantic-token-faces
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'(("namespace" . lsp-face-semhl-namespace)
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("type" . lsp-face-semhl-type)
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("class" . lsp-face-semhl-class)
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("enum" . lsp-face-semhl-enum)
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("interface" . lsp-face-semhl-interface)
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("struct" . lsp-face-semhl-struct)
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("typeParameter" . lsp-face-semhl-type-parameter)
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("parameter" . lsp-face-semhl-parameter)
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("variable" . lsp-face-semhl-variable)
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("property" . lsp-face-semhl-property)
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("enumMember" . lsp-face-semhl-constant)
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("event" . lsp-face-semhl-event)
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("function" . lsp-face-semhl-function)
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("method" . lsp-face-semhl-method)
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("macro" . lsp-face-semhl-macro)
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("keyword" . lsp-face-semhl-keyword)
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("modifier" . lsp-face-semhl-member)
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("comment" . lsp-face-semhl-comment)
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("string" . lsp-face-semhl-string)
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("number" . lsp-face-semhl-number)
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("regexp" . lsp-face-semhl-regexp)
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("operator" . lsp-face-semhl-operator)
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("hcl-attrName" . lsp-face-semhl-member)
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("hcl-blockType" . lsp-face-semhl-struct)
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("hcl-blockLabel" . lsp-face-semhl-member)
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("hcl-bool" . lsp-face-semhl-constant)
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("hcl-string" . lsp-face-semhl-string)
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("hcl-number" . lsp-face-semhl-number)
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("hcl-objectKey" . lsp-face-semhl-member)
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("hcl-mapKey" . lsp-face-semhl-member)
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("hcl-keyword" . lsp-face-semhl-keyword)
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("hcl-traversalStep" . lsp-face-semhl-member)
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("hcl-typeCapsule" . lsp-face-semhl-type)
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("hcl-typePrimitive" . lsp-face-semhl-type))
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"Mapping between terrafom-ls tokens and fonts to apply."
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:group 'lsp-terraform
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:type '(alist :key-type string :value-type face)
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:package-version '(lsp-mode . "8.1"))
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(defcustom lsp-terraform-semantic-token-modifier-faces
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'(("declaration" . lsp-face-semhl-class)
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("definition" . lsp-face-semhl-definition)
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("readonly" . lsp-face-semhl-constant)
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("static" . lsp-face-semhl-static)
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("deprecated" . lsp-face-semhl-deprecated)
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("abstract" . lsp-face-semhl-keyword)
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("async" . lsp-face-semhl-macro)
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("modification" . lsp-face-semhl-operator)
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("documentation" . lsp-face-semhl-comment)
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("defaultLibrary" . lsp-face-semhl-default-library)
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("hcl-dependent" . lsp-face-semhl-constant)
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("terraform-data" . lsp-face-semhl-constant)
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("terraform-locals" . lsp-face-semhl-variable)
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("terraform-module" . lsp-face-semhl-namespace)
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("terraform-output" . lsp-face-semhl-constant)
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("terraform-provider" . lsp-face-semhl-class)
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("terraform-resource" . lsp-face-semhl-interface)
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("terraform-provisioner" . lsp-face-semhl-default-library)
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("terraform-connection" . lsp-face-semhl-constant)
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("terraform-variable" . lsp-face-semhl-variable)
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("terraform-terraform" . lsp-face-semhl-constant)
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("terraform-backend" . lsp-face-semhl-definition)
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("terraform-name" . lsp-face-semhl-interface)
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("terraform-type" . lsp-face-semhl-type)
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("terraform-requiredProviders" . lsp-face-semhl-default-library))
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"Mapping between terraform-ls modifiers and fonts to apply."
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:group 'lsp-terraform
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:type '(alist :key-type string :value-type face)
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:package-version '(lsp-mode . "8.1"))
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(lsp-register-client
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(make-lsp-client :new-connection (lsp-stdio-connection #'lsp-terraform-ls--make-launch-cmd)
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:major-modes '(terraform-mode)
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:priority 1
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:server-id 'tfmls
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:action-handlers (ht ("client.showReferences" #'lsp-terraform-ls--show-references))
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:semantic-tokens-faces-overrides `(:discard-default-modifiers t
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:discard-default-types t
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:modifiers ,lsp-terraform-semantic-token-modifier-faces
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:types ,lsp-terraform-semantic-token-faces)
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:initialization-options (lsp-terraform-ls--init-options)
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:custom-capabilities (lsp-terraform-ls--custom-capabilities)))
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(defun lsp-terraform-ls-validate ()
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"Execute terraform validate on project root."
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(interactive)
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(lsp-request
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"workspace/executeCommand"
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(list :command "terraform-ls.terraform.validate"
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:arguments (vector (format "uri=%s" (lsp--path-to-uri (lsp-workspace-root))))
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)
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:no-wait t
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:no-merge t))
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(defun lsp-terraform-ls-init ()
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"Execute terraform init on project root.
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This is a synchronous action."
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(interactive)
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(lsp-request
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"workspace/executeCommand"
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(list :command "terraform-ls.terraform.init"
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:arguments (vector (format "uri=%s" (lsp--path-to-uri (lsp-workspace-root)))))
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:no-wait nil
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:no-merge t))
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(defun lsp-terraform-ls-version ()
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"Get information about the terraform binary version for the current module."
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(interactive)
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(let ((terraform-data (lsp-request
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"workspace/executeCommand"
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(list :command "terraform-ls.module.terraform"
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:arguments (vector (format "uri=%s" (lsp--path-to-uri (lsp-workspace-root))))))))
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(lsp--info "Required: %s, Current: %s"
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(lsp:terraform-ls-module-terraform-required-version terraform-data)
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(lsp:terraform-ls-module-terraform-discovered-version terraform-data))))
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(lsp-consistency-check lsp-terraform)
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(defvar treemacs-position)
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(defvar treemacs-width)
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(declare-function lsp-treemacs-render "ext:lsp-treemacs" (tree title expand-depth &optional buffer-name))
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(defvar-local lsp-terraform-ls--providers-tree-data nil)
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(defvar-local lsp-terraform-ls--modules-call-tree-data nil)
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(defvar-local lsp-tf--modules-control-buffer nil)
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(defconst lsp-terraform-ls--providers-buffer-name "*Terraform Providers*")
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(defconst lsp-terraform-ls--modules-buffer-name "*Terraform Modules*")
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(defvar lsp-terraform-modules-mode-map
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(let ((m (make-sparse-keymap)))
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(define-key m (kbd "g") 'lsp-terraform-ls--modules-refresh)
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m)
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"Keymap for `lsp-terraform-modules-mode'.")
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(define-minor-mode lsp-terraform-modules-mode "LSP Treemacs mode for terraform modules."
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:keymap lsp-terraform-modules-mode-map
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:group 'lsp-terraform-ls)
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(cl-defstruct tf-package display-name doc-link installed-version version-constraint)
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(cl-defstruct tf-module name doc-link version source-type dependent-modules)
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(defun construct-tf-package (provider installed-version)
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"Construct `TF-PACKAGE' using PROVIDER and INSTALLED-VERSION."
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(make-tf-package :display-name (lsp-get provider :display_name)
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:doc-link (lsp-get provider :docs_link)
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:installed-version installed-version
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:version-constraint (lsp-get provider :version_constraint)))
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(lsp-defun construct-tf-module ((&terraform-ls:Module :name :docs-link :version :source-type :dependent-modules))
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"Construct `TF-MODULE' using MODULE."
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(make-tf-module :name name
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:doc-link docs-link
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:version version
|
|||
|
|
:source-type source-type
|
|||
|
|
:dependent-modules dependent-modules))
|
|||
|
|
|
|||
|
|
(lsp-defun lsp-terraform-ls--providers-to-tf-package ((&terraform-ls:Providers :provider-requirements :installed-providers))
|
|||
|
|
"Convert PROVIDERS-TREE-DATA to list of `tf-package'."
|
|||
|
|
(let* ((provider-requirements-keys (hash-table-keys provider-requirements))
|
|||
|
|
(installed-versions (mapcar (lambda (x) (lsp-get installed-providers (make-symbol (format ":%s" x)))) provider-requirements-keys))
|
|||
|
|
(providers (mapcar (lambda (x) (lsp-get provider-requirements (make-symbol (format ":%s" x)))) provider-requirements-keys))
|
|||
|
|
(tf-packages (-zip-with (lambda (x y) (construct-tf-package x y)) providers installed-versions)))
|
|||
|
|
tf-packages))
|
|||
|
|
|
|||
|
|
(lsp-defun lsp-terraform-ls--modules-to-tf-module ((&terraform-ls:ModuleCalls :module-calls))
|
|||
|
|
"Convert MODULES-TREE-DATA to list of `TF-MODULE'."
|
|||
|
|
(let* ((modules (-map (lambda (x) (construct-tf-module x)) module-calls)))
|
|||
|
|
modules))
|
|||
|
|
|
|||
|
|
(defun lsp-terraform-ls--fetch-modules-data (project-root)
|
|||
|
|
"Fetch modules data and set it in `lsp-terraform-ls--modules-call-tree-data'."
|
|||
|
|
(let* ((tree-data (lsp-request
|
|||
|
|
"workspace/executeCommand"
|
|||
|
|
(list :command "terraform-ls.module.calls"
|
|||
|
|
:arguments (vector (format "uri=%s" (lsp--path-to-uri project-root))))
|
|||
|
|
:no-wait nil
|
|||
|
|
:no-merge nil))
|
|||
|
|
(modules (lsp-terraform-ls--modules-to-tf-module tree-data)))
|
|||
|
|
(setq-local lsp-terraform-ls--modules-call-tree-data modules)))
|
|||
|
|
|
|||
|
|
(defun lsp-terraform-ls--fetch-providers ()
|
|||
|
|
"Fetch modules call data and set it in `lsp-terraform-ls--providers-tree-data'."
|
|||
|
|
(let* ((tree-data (lsp-request
|
|||
|
|
"workspace/executeCommand"
|
|||
|
|
(list :command "terraform-ls.module.providers"
|
|||
|
|
:arguments (vector (format "uri=%s" (lsp--path-to-uri (lsp-workspace-root)))))
|
|||
|
|
:no-wait nil
|
|||
|
|
:no-merge nil))
|
|||
|
|
(tf-packages (lsp-terraform-ls--providers-to-tf-package tree-data)))
|
|||
|
|
(setq-local lsp-terraform-ls--providers-tree-data tf-packages)))
|
|||
|
|
|
|||
|
|
(defun lsp-terraform-ls--tf-packages-to-treemacs (tf-packages)
|
|||
|
|
"Convert list of `TF-PACKAGES' to treemacs compatible data."
|
|||
|
|
(mapcar (lambda (package) (list :label (format "%s %s" (tf-package-display-name package) (tf-package-installed-version package))
|
|||
|
|
:icon 'package
|
|||
|
|
:key (tf-package-display-name package)
|
|||
|
|
:children (list (list
|
|||
|
|
:icon 'library
|
|||
|
|
:label (tf-package-version-constraint package)))
|
|||
|
|
:ret-action (lambda (&rest _) (browse-url (tf-package-doc-link package))))) tf-packages))
|
|||
|
|
|
|||
|
|
(defun lsp-terraform-ls--tf-modules-to-treemacs (tf-modules)
|
|||
|
|
"Convert list of `TF-MODULES' to treemacs compatible data."
|
|||
|
|
(mapcar (lambda (module) (list :label (format "%s %s" (tf-module-name module) (tf-module-version module))
|
|||
|
|
:icon 'package
|
|||
|
|
:key (tf-module-name module)
|
|||
|
|
:ret-action (lambda (&rest _) (browse-url (tf-module-doc-link module)))
|
|||
|
|
)) tf-modules))
|
|||
|
|
|
|||
|
|
(defun lsp-terraform-ls--show-providers (ignore-focus?)
|
|||
|
|
"Show terraform providers and focus on it if IGNORE-FOCUS? is nil."
|
|||
|
|
(unless lsp-terraform-ls--providers-tree-data
|
|||
|
|
(lsp-terraform-ls--fetch-providers))
|
|||
|
|
(let* ((lsp-terraform-treemacs
|
|||
|
|
(lsp-terraform-ls--tf-packages-to-treemacs lsp-terraform-ls--providers-tree-data))
|
|||
|
|
(buffer (lsp-treemacs-render lsp-terraform-treemacs
|
|||
|
|
lsp-terraform-ls--providers-buffer-name
|
|||
|
|
t
|
|||
|
|
"Terraform Providers"))
|
|||
|
|
(position-params (or lsp-terraform-ls-providers-position-params
|
|||
|
|
`((side . ,treemacs-position)
|
|||
|
|
(slot . 2)
|
|||
|
|
(window-width . ,treemacs-width))))
|
|||
|
|
(window
|
|||
|
|
(display-buffer-in-side-window buffer position-params)))
|
|||
|
|
(unless ignore-focus?
|
|||
|
|
(select-window window)
|
|||
|
|
(set-window-dedicated-p window t))))
|
|||
|
|
|
|||
|
|
(defun lsp-terraform-ls--show-module-calls (ignore-focus? project-root)
|
|||
|
|
"Show terraform modules and focus on it if IGNORE-FOCUS? is nil."
|
|||
|
|
(unless lsp-terraform-ls--modules-call-tree-data
|
|||
|
|
(lsp-terraform-ls--fetch-modules-data project-root))
|
|||
|
|
(unless lsp-terraform-ls--modules-call-tree-data
|
|||
|
|
(error "Modules data is empty"))
|
|||
|
|
(let* ((lsp-terraform-treemacs
|
|||
|
|
(lsp-terraform-ls--tf-modules-to-treemacs lsp-terraform-ls--modules-call-tree-data))
|
|||
|
|
(buffer (lsp-treemacs-render lsp-terraform-treemacs
|
|||
|
|
lsp-terraform-ls--modules-buffer-name
|
|||
|
|
t
|
|||
|
|
"Terraform Modules"))
|
|||
|
|
(modules-buffer (current-buffer))
|
|||
|
|
(position-params (or lsp-terraform-ls-module-calls-position-params
|
|||
|
|
`((side . ,treemacs-position)
|
|||
|
|
(slot . 1)
|
|||
|
|
(window-width . ,treemacs-width))))
|
|||
|
|
(window
|
|||
|
|
(display-buffer-in-side-window buffer position-params)))
|
|||
|
|
(select-window window)
|
|||
|
|
(setq-local lsp-tf--modules-control-buffer modules-buffer)
|
|||
|
|
(lsp-terraform-modules-mode t)
|
|||
|
|
(set-window-dedicated-p window t)
|
|||
|
|
(when ignore-focus?
|
|||
|
|
(select-window (previous-window)))))
|
|||
|
|
|
|||
|
|
(defun lsp-terraform-ls--refresh-module-calls ()
|
|||
|
|
"Refresh terraform modules."
|
|||
|
|
(lsp-terraform-ls--fetch-modules-data (lsp-workspace-root))
|
|||
|
|
(unless lsp-terraform-ls--modules-call-tree-data
|
|||
|
|
(error "Modules data is empty"))
|
|||
|
|
(let* ((lsp-terraform-treemacs
|
|||
|
|
(lsp-terraform-ls--tf-modules-to-treemacs lsp-terraform-ls--modules-call-tree-data))
|
|||
|
|
(buffer (lsp-treemacs-render lsp-terraform-treemacs
|
|||
|
|
lsp-terraform-ls--modules-buffer-name
|
|||
|
|
t
|
|||
|
|
"Terraform Modules"))
|
|||
|
|
(position-params (or lsp-terraform-ls-module-calls-position-params
|
|||
|
|
`((side . ,treemacs-position)
|
|||
|
|
(slot . 1)
|
|||
|
|
(window-width . ,treemacs-width))))
|
|||
|
|
(window
|
|||
|
|
(display-buffer-in-side-window buffer position-params)))
|
|||
|
|
(select-window window)
|
|||
|
|
(lsp-terraform-modules-mode t)
|
|||
|
|
(set-window-dedicated-p window t)
|
|||
|
|
(lsp--info "Refresh completed")))
|
|||
|
|
|
|||
|
|
(defun lsp-terraform-ls-providers (&optional ignore-focus?)
|
|||
|
|
"Show terraform providers with focus on it if IGNORE-FOCUS? is nil."
|
|||
|
|
(interactive)
|
|||
|
|
(if (require 'lsp-treemacs nil t)
|
|||
|
|
(lsp-terraform-ls--show-providers ignore-focus?)
|
|||
|
|
(error "The package lsp-treemacs is not installed")))
|
|||
|
|
|
|||
|
|
(defun lsp-terraform-ls-module-calls (&optional ignore-focus?)
|
|||
|
|
"Show terraform modules with focus on it if IGNORE-FOCUS? is nil."
|
|||
|
|
(interactive)
|
|||
|
|
(if (require 'lsp-treemacs nil t)
|
|||
|
|
(lsp-terraform-ls--show-module-calls ignore-focus? (lsp-workspace-root))
|
|||
|
|
(error "The package lsp-treemacs is not installed")))
|
|||
|
|
|
|||
|
|
(defun lsp-terraform-ls--modules-refresh ()
|
|||
|
|
"Refresh terraform modules data."
|
|||
|
|
(interactive)
|
|||
|
|
(unless (buffer-live-p lsp-tf--modules-control-buffer)
|
|||
|
|
(error "Original buffer not present. Do M-x lsp-terraform-ls-module-calls"))
|
|||
|
|
(with-current-buffer lsp-tf--modules-control-buffer
|
|||
|
|
(lsp-terraform-ls--refresh-module-calls)))
|
|||
|
|
|
|||
|
|
(provide 'lsp-terraform)
|
|||
|
|
;;; lsp-terraform.el ends here
|